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A diagram describing the mission architecture for PACE. Credit: NASA/PACE

[12-Feb-20] PACE Mission Architecture

Credit: National Science Foundation, Andy Warner and Uta Passow

[03-Oct-19] Phytoplankton and Climate

Kathleen McIntyre, PACE Deputy Project Manager, discusses NASA’s PACE mission. Credit: Kathleen McIntyre, PACE Deputy Project Manager

[20-Aug-19] Ocean-Atmosphere Understanding

A brochure featuring PACE’s Ocean Color Instrument, the Spectro-Polarimeter for Planetary Exploration (SPEXone), and the Hyper Angular Rainbow Polarimeter (HARP2).

[12-Aug-19] Ocean Color Instrument & Ocean Polarimeters

NASA ocean color scientists, Dr. Ivona Cetinić and Aimee Neeley, demonstrate a hands-on activity on the transmission, absorption, and scattering of different colors of visible light. Credit: NASA/GSFC

[15-May-19] Beyond Blue: Why Ocean Color Really Matters Webinar 2

Project Scientist Dr. Jeremy Werdell and Mission Systems Engineer Gary Davis discuss why PACE is designed to look at the ocean, tiny airborne particles, and clouds together. Credit: NASA/GSFC

[30-Apr-19] Beyond Blue: Why Ocean Color Really Matters Webinar 1

Hyperspectral measurements collected from orbit over <a href="https://www.google.com/maps/place/Bermuda/@32.3192793,-64.8366121,12z/data=!3m1!4b1!4m5!3m4!1s0x8a2d139e8668b0a5:0x3cdffdc72c99b8bc!8m2!3d32.3078!4d-64.7505">Bermuda</a> on August 17, 2013. The animation cycles through 128 channels - three at a time. The sliders on the right show which channels (represented by their central wavelength in nanometers) were used for the red, green, and blue components of each frame of the animation. Credit: Norman Kuring, NASA/GSFC

[09-Apr-19] The Coastal Ocean from a Hyperspectral Perspective

This animation depicts the colors we see (left) vs the colors PACE will see (right) as it loops through the wavelengths between 366 and 2247 nm. Credit: Andy Sayer, NASA

[09-Apr-19] Colors PACE Will See

The first SeaHawk-1 engineering test image, captured by the HawkEye instrument on March 21, 2019 from an altitude of 588 km and superimposed on a map of California. Credit: NASA/GSFC

[29-Mar-19] Ocean Color Image from HawkEye Over California

Left: Scaled chlorophyll-a retrievals for Monterey Bay, as measured by the HawkEye instrument on Seahawk. Center: A True Color image of Monetery Bay, captured by HawkEye. Right: Chlorophyll-a data captured by MODIS/Aqua one day prior. Credit: NASA/GSFC

[29-Mar-19] HawkEye Chlorophyll

An overview of the PACE Mission provided by Jeremy Werdell, Project Scientist. Credit: NASA/GSFC

[25-Mar-19] PACE Overview

This rendering shows a model of the PACE spacecraft as it orbits Earth. Credit: NASA/GSFC

[05-Mar-19] PACE Spacecraft In Orbit Over Earth

A digital rendering shows the instruments and associated equipment that will be included on board the PACE spacecraft. Credit: NASA/GSFC

[04-Mar-19] Beauty Shot of PACE Spacecraft

A digital rendering of the Plankton, Aerosol, Cloud, ocean Ecosytem (PACE) spacecraft on a black background. Credit: NASA/GSFC

[03-Mar-19] Rendering of the PACE Spacecraft

A digital rendering of the Plankton, Aerosol, Cloud, ocean Ecosytem (PACE) spacecraft on a grey background. Credit: NASA/GSFC

[02-Mar-19] Rendering of the PACE Spacecraft

A rendering of the PACE spacecraft, as seen from afar, produced by the NASA Scientific Visualization Studio. Credit: NASA/GSFC

[01-Mar-19] PACE Spacecraft Approach

ER-2 flight tracks for the ACEPOL field campaign. All flights were based at the NASA Armstrong Flight Research Center. Credit: ACEPOL

[26-Feb-19] ACEPOL Flight Tracks

A portion of the pilots, mechanics, engineers and scientists who participated in the ACEPOL field campaign. Credit: NASA/Kirk Knobelspiesse

[25-Feb-19] ACEPOL Team

The ER-2 pilot’s view of controlled forest fire burns in Arizona. Credit: NASA/Stu Broce

[24-Feb-19] Forest Fires From Above

The ER-2 pilot boards the aircraft. Because of high flight altitudes, ER-2 pilots wear a pressurized suit. Credit: NASA/Andrzej Wasilewski

[23-Feb-19] Flight Preparation

The ACEPOL team has a briefing prior to flight. Credit: NASA/Andrzej Wasilewski

[22-Feb-19] Pre-Flight Briefing

The ER-2 pilot’s view of controlled forest fire burns in Arizona. Credit: NASA/Stu Broce

[21-Feb-19] A Pilot’s View of Fire

Between flights, the SPEX-Airborne team performs tests on their instrument. Credit: NASA/Kirk Knobelspiesse

[20-Feb-19] Instrument Tests

The ER-2 taxis to the runway, followed by its chase car. Because ER-2 ground visibility and stability are difficult during takeoff and landing, a chase car driven by a pilot accompanies the aircraft to the runway. The driver of the chase car remains in constant communication with the pilot at these times. Credit: NASA/Kirk Knobelspiesse

[19-Feb-19] Preflight Taxi

The NASA ER-2 chase car. Credit: NASA/Andrzej Wasilewski

[18-Feb-19] ER-2 Chase Car

The chase car: ACEPOL scientists and engineers prepare ride with the chase car. Credit: NASA/Andrzej Wasilewski

[17-Feb-19] ER-2 Chase Car

The ER-2 prepares to re-enter the hangar after a flight. Credit: NASA/Andrzej Wasilewski

[16-Feb-19] The ER-2

[15-Feb-19] ACEPOL Logo

A digital rendering shows the instruments and associated equipment that will be included on board the PACE spacecraft. Credit: NASA

[13-Dec-18] PACE Spacecraft In Orbit Over Earth

[13-Dec-18] Beauty Shot of the PACE Spacecraft

In this video, the PACE spacecraft is seen from afar, and then grows larger as the viewer is brought closer to the satellite. Credit: NASA

[13-Dec-18] PACE Spacecraft Approach

In this animation, a digital model of the PACE spacecraft is shown rotating on a blank background. Credit: NASA’s Conceptual Image Laboratory

[13-Dec-18] Rotating PACE Spacecraft

PACE in orbit. Credit: <a href="http://svs.gsfc.nasa.gov/4700">NASA Scientific Visualization Studio</a>

[06-Dec-18] PACE Satellite in Orbit

The SpaceX Falcon 9 rocket lifts off into a clear morning sky at Vandenberg Air Force Base, carrying SeaHawk and 63 other satellites as part of the SSO-A mission. Credit: SpaceX

[04-Dec-18] SSO-A Launch

A long-distance "thumbs up" after launch for SeaHawk’s globally distributed mission team. Credit: Gene Feldman, GSFC

[04-Dec-18] Global "Thumbs Up"

Researchers and engineers at Goddard Space Flight Center gather with anticipation to watch the countdown to the SSO-A mission launch. Credit: NASA/GSFC

[03-Dec-18] Watching SeaHawk Launch from GSFC

The mechanical design concept for the HawkEye instrument. Credit: NASA/GSFC

[06-Nov-18] HawkEye Design Concept

PACE will provide key information on aerosols such as airborne dust, pollen, smoke and haze. Credit: NASA/GSFC

[02-Oct-18] Clouds & Aerosols Brochure

Joaquim Goes, Research Professor at Columbia University's Lamont-Doherty Earth Observatory in New York City joins Hari Sreenivasan discuss invasive algal blooms on SciTech Now. Credit: PBS

[02-Oct-18] Invasive Algal Blooms Discussed on SciTech Now

PACE will provide the first-ever global measurements designed to identify the composition of communities of phytoplankton. Credit: NASA/GSFC

[01-Oct-18] Phytoplankton & Life in Our Ocean Brochure

An illustration of SeaHawk-1 in orbit. Credit: NASA/GSFC

[01-Oct-18] SeaHawk-1 in Orbit

PACE will provide a combination of atmosphere and ocean observations to benefit society in the areas of water quality, human health, fisheries management, ecological forecasting, disaster impacts, and air quality. Credit: NASA/GSFC

[30-Sep-18] Data Applications Brochure

Ocean color observations by PACE will assist fisheries management and toxic algae bloom response. Credit: NASA/GSFC

[29-Sep-18] Economy & Society Brochure

Steve Pike and Claudia Benitez-Nelson prepare filtration pumps to be deployed. The pumps are equipped with filter heads that will collect marine particles from thousands of liters of seawater. Credit: Montserrat Roca Marti

[10-Sep-18] Pumps and Filters For Collecting Particles

Scientist Yuanheng Xion (University of North Dakota) readies niskin bottles before a test Conductivity, Temperature, and Depth (CTD) cast on a rare cloudless day in the Gulf of Alaska during the EXPORTS cruise. Credit: Abigale Wyatt (PhD student, Princeton University)

[27-Aug-18] Preparing a CTD for Deployment During EXPORTS

Scientists prepare to recover one of the eleven Neutrally-Buoyant Sediment Traps (NBSTs) deployed during the EXPORTS cruise. Credit: NASA

[23-Aug-18] Nighttime Sediment Trap Recovery

EXPORTS researchers delicately bring a Neutrally-Buoyant Sediment Trap onto the deck of the R/V <em>Roger Revelle</em>. Credit: NASA

[23-Aug-18] Successful Sediment Trap Retrieval

The open top of a neutral-buoyancy sediment trap (NBST) showing the opening through which marine snow drifts and is then collected. Credit: UCSB/David Siegel

[22-Aug-18] Neutral-Buoyancy Sediment Trap

EXPORTS cruise scientists prepare to deploy a CTD rosette on the R/V <em>Sally Ride</em>. Credit: NASA

[21-Aug-18] Preparing a CTD Rosette

The Multiple Opening/Closing Net and Environmental Sensing System (MOCNESS) is deployed off the bow of the R/V <em>Roger Revelle</em> during the EXPORTS cruise. This specialized net, which includes many different smaller nets that can be used at different depths while being towed behind a vessel, enables researchers to catch plankton throughout the water column. Credit: NASA

[20-Aug-18] MOCNESS Readied for Deployment

The EXPORTS team deploys this Marine Snow Catcher after several days of rough seas. These instruments sample water from the Twilight Zone - the focus of the cruise - so that scientists can better understand how phytoplankton and zooplankton impact how carbon is exported to the deep ocean. Credit: NASA

[20-Aug-18] Marine Snow Catcher

Woods Hole Oceanographic Institution Marine Chemist Ken Buesseler (right) helps deploy a sediment trap from the R/V <em>Roger Revelle</em> during the EXPORTS cruise in the Atlantic. Credit: UCSB/Alyson Santoro

[20-Aug-18] Sediment Trap Deployed from the R/V Roger Revelle

These sampling tubes in the hydro lab aboard the R/V <em>Roger Revelle</em> will be used to collect water samples from varying ocean depths to await analysis by lab researchers. Credit: Katy Mersmann (NASA)

[19-Aug-18] Water Sample Vessels

The boxes shown here are incubators for phytoplankton that will be used to study the response of plankton to different environmental conditions. Credit: NASA

[13-Aug-18] Phytoplankton Incubation

Ship-based radiometers (seen here attached to a deck rail) will collect hyperspectral data on ocean color during EXPORTS. The hyperspectral measurements will be similar to those that will be used aboard the PACE mission. Credit: NASA

[13-Aug-18] EXPORTS Ship Radiometers

While this setup may look like a tent, it is not for camping. Before heading to the ocean twilight zone, National Science Foundation and NASA EXPORTS cruise scientists built an enclosed, air-tight "bubble"in which to work. Credit: NASA (Photo by S. Burns)

[13-Aug-18] Working in a Bubble

Dr. Norm Nelson, Co-chief Scientist of the new R/V <em>Sally Ride</em>, gives the media a tour of the vessel prior to departing port for the Pacific. Credit: NASA

[13-Aug-18] R/V Sally Ride Tour

Dr. Melissa Omand (University of Rhode Island) assembles a wirewalker, an autonomous platform that will be used to collect high frequency data on ocean physics, chemistry and biology during the EXPORTS cruise. Credit: NASA

[09-Aug-18] EXPORTS Instrumentation: Wirewalker

A mosaic of plankton lovers: members of the EXPORTS team are shown on digital trading cards, created by Dr. Kim Martini for a NASA Social event. Credit: Dr. Kim Martini (Sea-Bird Scientific, Deep Sea News)

[09-Aug-18] Scientist Trading Cards

EXPORTS scientists prepare a flow cytometer for operation onboard the R/V <em>Sally Ride</em>. Credit: Michael Starobin

[09-Aug-18] EXPORTS Instrumentation: Flow Cytometer

Participants from a NASA Social event pose by the R/V <em>Sally Ride</em> before it embarks on its August 2018 tour of the North Pacific as part of the EXPORTS field campaign. Credit: NASA

[09-Aug-18] Bon Voyage EXPORTS!

Stewards of Earth: Senior Scientists affiliated with the NASA EXPORTS field campaign present a public talk about the upcoming mission. Credit: Michael Starobin

[09-Aug-18] Stewards of Earth

Dr. Emmanuel Boss readies an Underwater Vision Profiler, which will be used by scientists from UMaine and UA Fairbanks to collect water samples on the EXPORTS cruise. Credit: NASA

[08-Aug-18] EXPORTS Instrumentation: Underwater Vision Profiler

This Sentinel-2A view of Seattle, Washington includes the R/V <em>Sally Ride</em> and the R/V <em>Roger Revelle</em>. The ships were docked at Smith Cove on August 6, 2018 in preparation for the first cruise of the EXPORTS field campaign. Credit: NASA

[08-Aug-18] Vessels Docked for EXPORTS

Two research vessels from the EXPORTS oceanographic campaign set sail to study the fates and carbon cycle impacts of microscopic underwater organisms. Credit: NASA's Goddard Space Flight Center/Kathryn Mersmann

[08-Aug-18] Two Research Vessels Leave for the Twilight Zone

This satellite image shows milky blue waters near Prince of Wales Island, Alaska. The coloration is thought to be caused by a bloom of non-toxic phytoplankton known as coccolithophores. The image was acquired on 21-July by the Moderate Resolution Imaging Spectroradiometer (MODIS) on the NASA Terra satellite. Credit: NASA

[02-Aug-18] Coccolithophore Bloom Near Prince of Wales Island

During the EXPORTS campaign, the Imaging Flow Cytobot will give scientists a continuous view of plankton diversity in the northeast Pacific. This collage represents just a small number of the different plankton types that inhabit Earth’s ocean. Credit: WHOI/Heidi Sosik

[18-Jun-18] Phytopankton Diversity

This montage of ocean color and other coastal observations was created by NASA for World Oceans Month 2018. Credit: NASA Ocean

[12-Jun-18] Colorful Coastlines: Coastal Images from NASA Satellites

The first EXPORTS field deployment will be to the Northeast Pacific Ocean in late summer 2018 and will utilize two research vessels: The R/V <em>Roger Revelle</em> (pictured at top) and R/V <em>Sally Ride</em> (pictured at bottom). Credit: Scripps Institution of Oceanography

[01-Jun-18] Research Vessels for EXPORTS

This illustration links the ocean biological pump and pelagic food web. Campaigns such as EXPORTS will utilize ships, satellites and autonomous vehicles to sample many parts of this system. Credit: Adapted from Steinberg (in press) and the U.S. Joint Global Ocean Flux Study

[18-May-18] Observing the Biological Pump

Depiction of how ocean color, clouds and aerosols information will be collected by the PACE satellite. In-water and airborne instruments will be employed to validate PACE data. Calibration of satellite sensors will involve using the Sun, moon, and ocean buoys as reference sources. Credit: NASA/GSFC

[10-May-18] PACE Data Collection Overview

The colors on this map represent types of phytoplankton modeled by a high-resolution ocean and ecosystem model known as MITcgm. Credit: The Darwin Project (MIT)

[08-May-18] Modeled Phytoplankton Distribution

Understanding the location and traits of phytoplankton is key to discovering their roles in the ocean ecosystem. The colors on this map represent types of phytoplankton modeled by a high-resolution ocean and ecosystem model. Credit: The Darwin Project (MIT)

[08-May-18] Global Phytoplankton Model

This visualization follows sea salt, dust, and smoke from July 31 to November 1, 2017, to reveal how these particles are transported across the map. This visualization is a result of combining NASA satellite data with mathematical models that describe the underlying physical processes. Credit: NASA Goddard Space Flight Center

[01-May-18] Hurricanes and Aerosols Simulation

Joel Scott, scientific programmer (left), and Gary Davis, spacecraft systems engineer (right), showcase cultures of phytoplankton for NASA Earth Day Celebration at Union Station in Washington D.C. Credit: NASA/GSFC

[19-Apr-18] Phytoplankton at Earth Day

Visitors at the NASA Earth Day Celebration at Union Station (Washington D.C.) check out water with different optical properties while learning about PACE ocean color measurements. Credit: NASA/GSFC

[19-Apr-18] Taking a Closer Look at Ocean Color

A view of the exhibits at the NASA Earth Day event on Thursday, April 19, 2018 at Union Station in Washington, D.C. Credit: NASA/Aubrey Gemignani

[19-Apr-18] NASA Earth Day at Union Station

A visitor gives a high five after learning about phytoplankton at the PACE table at the Earth Day event at Union Station in Washington, D.C. Credit: NASA/Aubrey Gemignani

[19-Apr-18] High Five for Phytoplankton

A family checks out a vial containing a culture of <em>Emiliana huxleyi</em>, a phytoplankton that plays an important role in the global carbon cycle. Credit: NASA/Aubrey Gemignani

[19-Apr-18] Meeting Phytoplankton

Dr. Jeremy Werdell, PACE Project Scientist, presents a hyperwall talk at the 2018 NASA Earth Day event at Union Station in Washington D.C. Credit: NASA/PACE

[19-Apr-18] Satellites, Ships and Shoes

PACE Project Scientist Dr. Jeremy Werdell concludes a hyperwall talk that he presented for a public audience at the NASA Earth Day event in Washington, D.C. Credit: NASA/PACE

[19-Apr-18] PACE Hyperwall Talk

With the OCI and polarimeters, PACE will measure an exceptionally broad range of wavelengths to reveal new details about our ocean and atmosphere. This e-brochure explains how PACE’s technology will be used to reveal ocean features through the atmosphere and clouds. Credit: NASA PACE

[16-Apr-18] The Air Down There

To reveal hidden details about our ocean and atmosphere, PACE will will measure light over a broader spectrum than today’s ocean color instruments. This e-brochure explains what "going hyperspectral" means, and the insights it can reveal about our ocean and atmosphere. Credit: NASA PACE

[16-Apr-18] Colorful World

PACE will help better identify phytoplankton communities from space. Its novel technology will keep a sharp eye on the health of our ocean. This e-brochure explains the ways PACE can differentiate between groups of plankton, based on the way they absorb, scatter or reflect light. Credit: NASA PACE

[16-Apr-18] Sea the Light

The Spectro-Polarimeter for Planetary Exploration (SPEXone), pictured here, is one of two polarimeters planned for inclusion on PACE. SPEXone will be provided by the Netherlands and will be used primarily for the characterization of aerosols. Credit: © Airbus Defence and Space Netherlands & SRON Netherlands Institute

[12-Mar-18] SPEXone Polarimeter

The Hyper Angular Rainbow Polarimeter (HARP-2) is one of two polarimeters on the PACE mission. HARP-2 (provided by the University of Maryland Baltimore County) will be used to determine cloud droplet size, ice particle shape and roughness. Credit: NASA

[12-Mar-18] HARP-2 Polarimeter

An annotated diagram of the PACE spacecraft and instruments, including the two polarimeters, HARP-2 and SPEXone. The primary instrument, the Ocean Color Instrument (OCI) is located at top right and is depicted in silver. Credit: NASA/GSFC

[12-Mar-18] PACE Instruments

The Ocean Color Instrument (OCI) is a highly advanced optical spectrometer and the primary sensor on PACE. Credit: NASA/GSFC

[12-Mar-18] Ocean Color Instrument (OCI) Diagram

Members of the PACE Science Team pose for a photo at the 2018 Science Team Meeting, held at the Harbor Branch Oceanographic Institute in Fort Pierce, FL. Credit: PACE

[20-Feb-18] PACE Science Team

A graphic rendering of the PACE Observatory, with solar panels deployed. Credit: NASA/GSFC

[13-Feb-18] PACE Observatory (1 of 2)

A graphic rendering of the PACE Observatory, with solar panels deployed. Credit: NASA/GSFC

[13-Feb-18] PACE Observatory (2 of 2)

The PACE Observatory from above, with solar panels deployed. Credit: NASA/GSFC

[13-Feb-18] PACE Observatory From Above (1 of 2)

The PACE Observatory from above, with solar panels deployed. Credit: NASA/GSFC

[13-Feb-18] PACE Observatory From Above (2 of 2)

Gene Feldman and Compton Tucker and SVS data visualizer, Alex Kukesi show how the "Living Planet" visualization was created. Credit: NASA/GSFC

[09-Feb-18] A Candid Look at NASA’s "Living Planet"

On a BBC news video, Dr. Jeremy Werdell is interviewed about a new NASA visualization featuring 20 years of ocean color data. Credit: Video by Paul Blake / BBC

[28-Nov-17] Dr. Werdell - Ocean Color Interview (BBC)

This data visualization represents 20 years worth of data taken by SeaStar/SeaWiFS, Aqua/MODIS, and Suomi NPP/VIIRS satellite sensors, showing the abundance of life both on land and in the sea. Credit: NASA/GSFC

[17-Nov-17] Earth: Our Living Planet

In this video, PACE Project Scientist Dr. Jeremy Werdell comments on the new time-lapse of life on our entire planet over the last two decades, and discusses how NASA data are being used to study the health of ocean ecosystems. Credit: NASA/GSFC

[17-Nov-17] Project Scientist Comments on New NASA Timelapse

This new animation captures the entirety of this 20-year record, made possible by multiple satellites, compressing a decades-long view of life on Earth into a captivating few minutes. Credit: NASA/GSFC

[14-Nov-17] Our Living Planet From Space

This data visualization shows the Earth’s biosphere from September 1997 through September 2017. It represents twenty years of data taken primarily by SeaStar/SeaWiFS, Aqua/MODIS, and Suomi NPP/VIIRS satellite sensors, and shows the abundance of life both on land and in the sea. Credit: NASA/GSFC

[14-Nov-17] 20 Years of Global Biosphere

This video is part of a NASA Earth campaign focused on our Living Planet. Credit: NASA

[13-Nov-17] Changing Colors of Our Living Planet

Jars of phytoplankton cultures show their unique coloration in a lineup at Bigelow Laboratory for Ocean Sciences in Boothbay Maine. Credit: Bigelow Laboratory for Ocean Sciences

[10-Nov-17] A Rainbow of Plankton

NASA satellites collect vital data for research and can help keep an eye on tiny marine life from space. Credit: NASA/GSFC

[03-Nov-17] Biodiversity

Aerosols are particles or droplets in the atmosphere. Their chemical and physical properties can have significant influences on climate and the energy budget of Earth. PACE will help monitor aerosols in the atmosphere. Credit: NASA/GSFC

[03-Nov-17] Aerosols

NASA missions monitor the ocean from space to protect fisheries and human health. The detection of harmful algal blooms, like red tides, will help us avoid their negative impacts. Credit: NASA/GSFC

[29-Oct-17] Harmful Algal Blooms

PACE will collect measurements in a number of areas that will contribute to fisheries management, which is vital for food security. Credit: NASA

[18-Oct-17] Fisheries Food Security

The PACE team at Goddard Space Flight Center - developing new ways to study life in the ocean. Credit: NASA

[22-Sep-17] The PACE team at Goddard Space Flight Center

Kirsten Carlson, a scientific illustrator, was the Schmidt Ocean Institute’s Artist-at-Sea during the "Sea to Space Particle Investigation. Her illustrations depict Pacific Ocean plankton between Honolulu and Portland. Credit: NASA PACE

[12-Sep-17] From Sea to Space

An annotated diagram of the Ocean Color Instrument (OCI) - the primary instrument for the PACE Mission. Credit: NASA/PACE

[01-Aug-17] Ocean Color Instrument Annotated Diagram

An illustration of the Ocean Color Instrument (OCI). Credit: NASA/PACE

[31-Jul-17] Ocean Color Instrument

PACE Project engineers at Goddard Space Flight Center work on the Focal Plane Assemblies for the main instrument and test an early development unit of the combined detector and front-end electronics. Credit: Ulrik Gliese (NASA/GSFC)

[27-Jul-17] PACE Engineers Work on Focal Plane Assemblies

The team of engineers at Goddard Space Flight Center responsible for developing PACE instrument components. Credit: Ulrik Gliese (NASA/GSFC)

[27-Jul-17] PACE Project Engineers

Diagram of the PACE observatory over Earth.

[10-Jul-17] PACE Observatory Diagram

This e-brochure, <i>A Climate Story: NASA Satellites Shed Light on the Delicate Balance Between Our Planet's Ocean & Atmosphere</i> provides a history of ocean remote sensing for climate and explores the relationship between aerosols, clouds, and the ocean. Credit: NASA PACE

[20-Jun-17] A Climate Story

Ocean color scientists Norman Kuring (left) and Lachlan McKinna (right) wade waist-deep into the Chesapeake Bay to measure the "Sneaker Depth" of the water - the depth where a pair of white sneakers can no longer be seen. Credit: NASA/GSFC

[11-Jun-17] Ocean Color Scientists Participate in Wade In

Dr. Ivona Cetinić (right) shows participants at the annual sneaker depth measurement event information about ocean color. Credit: NASA/GSFC

[11-Jun-17] Dr. Cetinić Explains Ocean Color

Ben Crooke (center), a 17-year-old NASA summer intern, helped derive Fowler’s Sneaker Depth. Crooke spent part of his summer analyzing Fowler’s data and satellite imagery to understand local trends in water clarity. Credit: NASA/GSFC

[11-Jun-17] NASA Intern Leads the Way

Goddard oceanographer Lachlan McKinna speaks with Bernie Fowler, a retired state senator and creator of the "Sneaker Depth" measurement. Credit: NASA/GSFC

[11-Jun-17] A 29-year Citizen Science Measurement Effort

Bernie Fowler leads a group of citizens and scientists into the Chesapeake Bay for an annual water quality measurement known as the "Sneaker Depth." Credit: NASA/GSFC

[11-Jun-17] Fowler's Sneaker Depth Measurement

Illustration of the PACE observatory with solar panel (dark blue) deployed. In this perspective, the Ocean Color Instrument is located toward the bottom right. The S-band omni-directional command and telemetry antenna is pointing down (foreground). Credit: NASA PACE

[11-May-17] PACE Observatory Diagram (Deployed Solar Panel)

Illustration of the PACE Observatory with the solar panel stowed.

[11-May-17] PACE Observatory Diagram (Stowed Solar Panel)

PACE will be the first mission to provide measurements that enable prediction of the boom-bust of fisheries, the appearance of harmful algae, and other factors that affect commercial and recreational industries.

[10-May-17] PACE - Economy and Society

At NASA's Earth Day celebration in Washington DC., Dr. Ivona Cetinić shares information on the Sea to Space Particle Investigation cruise in collaboration with the Schmidt Ocean Institute. Credit: NASA/GSFC

[20-Apr-17] Dr. Cetinić shares Sea to Space Info at NASA Earth Day

While orbiting Earth, PACE will not operate in a vacuum! This e-brochure, <em>PACE Synergy</em>, explores how PACE’s information will be used in conjunction with data collected by other missions. Credit: NASA PACE

[16-Mar-17] PACE Synergy

PACE will reveal new information about Earth. Credit: PACE Mission

[15-Mar-17] PACE - Observing Our Home Planet

The PACE mission will look "beyond the rainbow" to reveal new information about microscopic organisms known as phytoplankton. Credit: PACE Mission

[08-Mar-17] Seeing Earth the "Hyper" Way

The HyperSAS radiometer follows the angle of the sun and measures the color of the sea through a downward looking lens, and the color of the sky through another lens pointed upward. Credit: Schmidt Ocean Institute/Kirsten Carlson

[24-Feb-17] The HyperSAS Radiometer on the Bow of the R/V Falkor

The HyperPro radiometer is deployed off the R/V Falkor. Credit: Schmidt Ocean Institute/Kirsten Carlson

[24-Feb-17] Deploying the HyperPro Radiometer

A quick video of the retrieval of the HyperPro radiometer. Credit: Schmidt Ocean Institute/Kirsten Carlson

[24-Feb-17] Retrieving the HyperPro Radiometer

The Imaging Flow Cytobot is one of the state-of-the-art technologies used on the current expedition. As the R/V <em>Falkor</em> sails, a pump runs seawater through the instrument, which takes pictures of all the particles present. Credit: Schmidt Ocean Institute/Ivona Cetinic

[20-Feb-17] Images Captured with the Imaging Flow Cytobot

Zrinka Ljubesic, a taxonomy expert, works hand in hand with the experts on board the R/V <em>Falkor</em> to identify the different phytoplankton organisms present in each water sample. Credit: Schmidt Ocean Institute / Monika Naranjo Gonzalez

[20-Feb-17] Zrinka Ljubesic Identifies Phytoplankton Samples

As the Sea to Space cruise wraps, take a look back at the wide-ranging specialties of the team as they discuss goals, highlights, and the challenges overcome. Credit: Schmidt Ocean Institute

[19-Feb-17] Wrapping up the Expedition

A composite image containing the findings of one gel sediment trap, created from a series of photographs taken with a microscope. Within it, aggregates, fecal pellets, phytoplankton, zooplankton and other particles can be seen. Credit: Schmidt Ocean Institute/Melissa Omand

[18-Feb-17] Composite Results from a Gel Sediment Trap

The results of a sediment gel trap collected on the Sea to Space Particle Investigation cruise. The trap contained everything from phytoplankton and larval fish to fecal pellets and plastic microfibers. Credit: Schmidt Ocean Institute

[18-Feb-17] Caught in the Sediment Trap

A radiometer installed in the bow of the R/V <em>Falkor</em> takes color measurements from both seawater and sky. Credit: Schmidt Ocean Institute/Kirsten Carlson

[16-Feb-17] A Radiometer on the Bow of the R/V Falkor

Antonio Mannino, Oceanographer, installs a Coulometer in the on-board wet lab to measure particle productivity in water samples collected during the expedition. Credit: Schmidt Ocean Institute /Monika Naranjo Gonzalez

[16-Feb-17] Installing a Coulometer in the Wet Lab

A satellite image shows the cruise track against a background of ocean color data. Colors indicate the amount of chlorophyll, where red is the highest and blue the lowest. Credit: NASA/Norman Kuring

[15-Feb-17] Chlorophyll Levels Along the Cruise Track

Aimee Neely, Biological Oceanographer, is studying particles using a FlowCam, an instrument that takes pictures of all the particles in the water flowing from a pump in the aft of the R/V <em>Falkor</em>. Credit: Schmidt Ocean Institute/Monica Naranjo Gonzalez

[15-Feb-17] Photographing Particles with a FlowCam

The FlowCam is an instrument used to identify particles in the water. Water is fed through the instrument at a specific magnification wherein a camera can be triggered to take a digital image of each particle that passes by the field of view. Credit: Schmidt Ocean Institute/Aimee Neeley

[15-Feb-17] FlowCam Photographs of Passing Particles

Ben Knorlein, Computer Scientist, observes Melissa Omand as she reacts to the first Virtual Reality experience created on board Falkor from holographic images of plankton suspended in the water. Credit: Schmidt Ocean Institute

[14-Feb-17] Looking at Plankton in Virtual Reality

Noah Walcutt examines the holographic camera installed in the CTD rosette. The camera is able to capture around 40,000 images in a single CTD cast. Credit: Schmidt Ocean Institute

[14-Feb-17] Checking Out the Holographic Camera

See up close how the results of sampling from the Sea to Space expedition by researchers will work with readings from satellites to increase our understanding of fundamental processes important to life on Earth. Credit: Schmidt Ocean Institute

[13-Feb-17] Sampling Results

Stephanie Schollaert Uz monitors the speed and direction of water flowing under the ship with the Acoustic Doppler Current Profiler (ADCP). Credit: Schmidt Ocean Institute

[13-Feb-17] Monitoring the Acoustic Doppler Current Profiler (ADCP)

A plot of the Wirewalker's track as it drifted freely at its second site for three days. Each point in the plot represents one hour. Credit: Schmidt Ocean Institute

[13-Feb-17] Following the Wirewalker Track

Ryan Vandermeulen, Optical Oceanographer, tests the experimental Photosynthetron at sea for the first time. The Photosynthetron serves as an incubation chamber for seawater samples. Credit: Schmidt Ocean Institute/ Ryan Vandermeulen

[11-Feb-17] New Phyotosynthetron Instrument Tested for the First Time

The HyperSAS is mounted on the bow of the ship, and is continuously monitoring the color of the ocean and sky. Using a GPS signal, the instrument tracks the heading of the ship and automatically adjusts its position to point 90° from the sun in order to reduce the influence of sun glint. Credit: Schmidt Ocean Institute/Ryan Vandermeulen

[11-Feb-17] Diagram of the HyperSAS Radiometer Setup

The varied light levels of the photosynthetron simulate different light conditions through the day, and the subsequent oxygen production/consumption is measured using optical sensors. Credit: Schmidt Ocean Institute/Ryan Vandermeulen

[11-Feb-17] Varied Light Levels in the Photosynthetron

Noah Walcutt, University of Rhode Island, inspects mangled sediment traps recovered from the first sampling site. Shark damage was later confirmed. Credit: University of Rhode Island/Melissa Omand

[10-Feb-17] Inspecting Damaged Sediment Traps

In heavy seas, Philipp Guenther, R/V <em>Falkor</em> Chief Officer, retrieves sediment traps deployed to collect sinking ocean particles 150 meters below the water surface. Credit: NASA/Stephanie Schollaert Uz

[10-Feb-17] Retrieving Sediment Traps in Heavy Seas

This video gives a great look into what many probably assume is an easy task: recovering samples and getting them on board Research Vessel Falkor. Credit: Schmidt Ocean Institute

[10-Feb-17] Recovering Equipment in Rough Seas

Colleen Durkin, Oceanographer, studies particle size and distribution in order to relate it to the carbon cycle and the capacity of the ocean to store carbon. Credit: Schmidt Ocean Institute/Monika Naranjo Gonzalez

[09-Feb-17] Studying Particle Sizes for Carbon Clues

A holographic picture of a Diatom Chain as it looks when it is captured by the camera that descends together with the CTD Rosette. Credit: Schmidt Ocean Institute

[07-Feb-17] Holographic Diatom Chain Image

Benjamin Knorlein, a Computer Scientist from the Center for Computation and Visualization at Brown University, works on the design of software that will enable scientists to study plankton through virtual reality. Credit: Schmidt Ocean Institute

[07-Feb-17] Working on Plankton Virtual Reality

A tour of the research and instruments being used on the Sea to Space Particle Investigation. Credit: Schmidt Ocean Institute

[05-Feb-17] Sea to Space - Instruments

Melissa Omand will work with her shipmates to analyze data collected by the Wirewalker. These measurements will be used to understand how carbon moves within the ocean. Credit: Schmidt Ocean Institute

[03-Feb-17] Dr. Omand with the Wirewalker

Hugo Berthelot, Biogeochemical Oceanographer, onboard the R/V <em>Falkor</em>, studies phytoplankton and the biochemical processes they take part in. Credit: Schmidt Ocean Institute

[02-Feb-17] Phytoplankton Biochemical Processes are Tested

Kirsten Carlson, Sea to Space Particle Investigation Artist at Sea, poses with a replica of a cyanometer, a tool Alexander von Humboldt used to measure the color of the sky. Credit: Schmidt Ocean Institute

[01-Feb-17] Artist at Sea, Kirsten Carlson

A carbon cycle diagram drawn by Artist at Sea Kirsten Carlson. Credit: Kirsten Carlson

[01-Feb-17] Carbon Cycle Diagram Drawn by Artist at Sea

The radiometer installed on the bow of the R/V <em>Falkor</em> will take detailed measurements of water color, which can be compared to satellite ocean color measurements as well as in situ measurements of chlorophyll. Credit: Schmidt Ocean Institute

[01-Feb-17] Bow-mounted Radiometer for Measuring Ocean Color

Dr. Antonio Mannino gives a talk on the R/V <em>Falkor</em>. The image on screen that depicts the carbon cycle was produced by the artist in residence. Credit: Kirsten Carlson

[01-Feb-17] Dr. Antonio Mannino Gives a Talk on the R/V R/V Falkor

Antonio Mannino measures rates of biological processes for the Sea to Space Particle Investigation. Credit: Schmidt Ocean Institute

[30-Jan-17] Dr. Mannino Measures Rates of Biological Processes

Ocean chlorophyll concentrations from the Suomi-NNP VIIRS instrument are shown, along with the R/V <em>Falkor</em> ship track and Hawaiian Islands (green). Chlorophyll data were acquired on 27-Jan-17 (22:54 UTC) and are contoured at 0.1 milligrams per cubic meter. Credit: Norman Kuring/NASA

[30-Jan-17] Satellite Chlorophyll Near Hawaii Showing Cruise Track

Colleen Durkin (left) of Moss Landing Marine Lab and Melissa Omand of the University of Rhode Island ready sediment traps assisted by the ship crew. The aluminum block below one trap includes an iPhone camera programmed for time-lapse image collection, which will be used for holographic research in collaboration with Brown University. Credit: Zrinka Ljubesic, University of Zagreb

[30-Jan-17] Researchers Prepare Sediment Traps and a Time-lapse Camera

Zrinka Ljubesic, University of Zagreb, uses a microscope to observe phytoplankton and zooplankton in seawater samples. Credit: Stephanie Schollaert Uz/NASA

[30-Jan-17] Plankton Samples are Examined Onboard the R/V Falkor

Scientists lower the Wirewalker, an instrument designed to take numerous water-column measurements (e.g., temperature, salinity, oxygen). Credit: NASA Earth

[30-Jan-17] Deployment of a Wirewalker

Ryan Vandermeulen (NASA) incubates phytoplankton in the lab onboard the R/V <em>Falkor</em>. Credit: Schmidt Ocean Institute

[29-Jan-17] Incubating Phytoplankton

An introduction to the Sea to Space expedition. Credit: Schmidt Ocean Institute

[29-Jan-17] Introduction to Sea to Space Particle Investigation Cruise

Philipp Guenther, Chief Officer on the R/V <em>Falkor</em>, makes sure that the equipment and the people involved in the deployment of the Wirewalker are all prepared to run a smooth operation. Credit: Schmidt Ocean Institute

[28-Jan-17] Chief Officer Checks the Wirewalker to Ensure a Smooth Deployment

Investigators prepare a sediment trap for deployment. The sediment trap collects sinking particles, including waste and dead organisms, so that their carbon content can be examined. Credit: Schmidt Ocean Institute

[28-Jan-17] Preparing a Sediment Trap for Use by Investigators

Researchers deploy a neutrally buoyant sediment trap to measure carbon-containing particles sinking out of the surface and into deep ocean. Credit: Schmidt Ocean Institute

[28-Jan-17] Sediment Trap, Used to Measure Sinking Carbon, is Deployed

A Conductivity, Temperature and Depth (CTD) sensor is lowered off the side of the R/V <em>Falkor</em> at sunrise. Credit: Schmidt Ocean Institute

[28-Jan-17] First CTD Cast at Sunrise

Melissa Omand, Colleen Durkin, Phillipp Guenther and Ben Knorlein make sure that the sediment trap is ready and steady as they prepare to deploy it off the R/V <em> Falkor's</em> aft deck. Credit: Schmidt Ocean Institute

[28-Jan-17] Preparing a Sediment Trap

Chief Scientist Ivona Cetinić sets up flow-through on the R/V <em>Falkor</em> for Schmidt Ocean Institute's Sea to Space Particle Investigation. Credit: Schmidt Ocean Institute

[27-Jan-17] Dr. Ivona Cetinić Sets up Flow-through

The R/V <em>Falkor</em> departs Honolulu for the Sea to Space Particle Investigation. Credit: Schmidt Ocean Institute

[26-Jan-17] R/V Falkor Departs Honolulu

A view of the R/V <em>Falkor</em> as it awaits departure from Honolulu. Credit: Schmidt Ocean Institute

[25-Jan-17] R/V Falkor Awaits Departure

Current sea-surface temperatures with the approximate track of the R/V <em>Falkor</em> from Hawaii to the U.S. Pacific Northwest. Credit: PO.DAAC/NASA

[20-Jan-17] Planned Sea to Space Cruise Track and Water Temperatures

Carlie Wiener of the Schmidt Ocean Institute with a LEGO model of the R/V <em>Falkor</em>, the research vessel used for the Sea to Space Particle Investigation. Credit: Schmidt Ocean Institute

[20-Jan-17] A LEGO Model of the R/V Falkor

[19-Jan-17] Sea to Space Cruise Logo

An introduction to phytoplankton and their important roles in Earth's ecosystem. Credit: PACE Mission

[05-Jan-17] Phytoplankton Add Color to Our Ocean

A brochure featuring the PACE mission. Credit: NASA Ocean

[01-Dec-16] PACE Mission Brochure

Shareable graphic created for AGU. Credit: NASA

[01-Dec-16] Shareable Graphic Created for AGU

Observing ocean life from shore, to ship, to satellite. Credit: PACE Mission

[01-Dec-16] How Do We Sense Life in the Ocean?

Jeremy Werdell, oceanographer at NASA’s Goddard Space Flight Center, discusses the importance of microscopic plankton in the global carbon cycle. Credit: Goddard Media Studios. Music: Molecular by Mark Hawkins

[07-Nov-16] Carbon and Climate Soundbite

A CTD rosette is retrieved during a night-time sampling session. Credit: NASA/Goddard

[20-Oct-16] A CTD Rosette is Retrieved

Sampling in the open ocean presents many challenges, including the threat of rough seas and inclement weather. Credit: NASA/Goddard

[20-Oct-16] Rough Seas Do Not Stop Sampling

Dr. Ivona Cetinić (center) and her colleagues use teamwork to slowly lower equipment into the water for deployment. Credit: NASA/Goddard

[19-Oct-16] Teamwork and Cooperation

Average Northern Hemisphere Spring ocean chlorophyll concentrations (light green) produced from 1998-2004 data. Credit: NASA

[18-Oct-16] Global Phytoplankton Abundance

The R/V <em>Falkor</em> is an oceanographic research vessel, the flagship vessel of the Schmidt Ocean Institute. Credit: Schmidt Ocean Institute

[17-Oct-16] The R/V Falkor

A CTD and water sampling system rosette is prepared for deployment on the R/V <em>Falkor</em>. Credit: Schmidt Ocean Institute

[16-Oct-16] CTD Deployment

The bow of the R/V <em>Falkor</em> on a clear sailing day. Credit: Schmidt Ocean Institute

[15-Oct-16] Bow of the R/V Falkor

A schematic illustrating the layout and configuration of the R/V <em>Falkor</em>. Credit: Schmidt Ocean Institute

[14-Oct-16] Schematic of the R/V Falkor

[13-Oct-16] Schmidt Ocean Institute Logo

Shareable graphic created for Key Decision Point - A. Credit: NASA/GSFC

[08-Sep-16] Shareable Graphic Created for Key Decision Point - A

Aimee Neeley demos the "Little Bits" ocean color activity. Credit: Bryan Franz (NASA/GSFC)

[27-Jul-16] Ocean Color Demo at NASA Goddard’s Science Jamboree

A diagram of the optical bench tilts on the proposed PACE Ocean Color Instrument. Credit: Gerhard Meister (NASA/GSFC)

[06-Jul-16] PACE OCI Optical Bench Tilts

The internal design of the PACE Ocean Color Instrument (OCI). The instrument is designed to include two hyperspectral and six SWIR channels. Credit: Gerhard Meister (NASA/GSFC)

[06-Jul-16] PACE Optical System Concept Approach

Members of the CORAL team examine a key piece of airborne equipment to be used in the campaign, the Portable Remote Imaging Spectrometer (PRISM). Credit: NASA

[29-Jun-16] CORAL Team Examines PRISM’s Peephole

Chlorophyll patterns during the KORUS-OC campaign. The data were collected by the Geostationary Ocean Color Imager (GOCI), an instrument on South Korea’s Communication, Ocean and Meteorological Satellite (COMS). Credit: NASA Earth Observatory

[22-Jun-16] Chlorophyll During KORUS-OC

One of the Kaneohe Bay reefs studied by CORAL. Credit: NASA/James Round

[20-Jun-16] Coral Reef in Kaneohe Bay, Hawaii

CORAL scientists identify reef locations at Kaneohe Bay (Oahu, Hawaii). Credit: NASA/James Round

[16-Jun-16] CORAL Scientists Michelle Gierach and Eric Hochberg

Meteorologist John Jelsema discusses an upcoming forecast with CORAL project scientist Michelle Gierach. Credit: NASA/James Round

[14-Jun-16] Weather Briefing for CORAL Scientist in Hawaii

Instruments in the IOP cage measure how light is absorbed and scattered in water. Credit: HIMB/Daniel Schar

[10-Jun-16] Inherent Optical Properties (IOP) Cage Used by CORAL

Principal Investigator Eric Hochberg directs sampling efforts during the CORAL field campaign.

[10-Jun-16] Scouting Sampling Sites in Hawaii During CORAL

CORAL project scientist, Michelle Gierach at the Hawaii Institute of Marine Biology on Oahu. Credit: NASA/James Round

[09-Jun-16] CORAL Project Scientist Michelle Gierach

Coconut Island is CORAL's base of operations in Hawaii. Credit: NASA/James Round

[09-Jun-16] Coconut Island, CORAL's Base in Hawaii

R/V <em>Onnuri</em> and R/V <em>Eardo</em> in port after the KORUS-OC campaign. Credit: Joaquim Goes/Columbia University

[08-Jun-16] Back in Port After KORUS-OC Campaign

Offloading equipment after the KORUS-OC campaign. Credit: Joaquim Goes/Columbia University

[08-Jun-16] Offloading Equipment from the KORUS-OC Campaign

US scientists pose for a final photo with the KIOST team at the conclusion of the KORUS-OC Study.

[08-Jun-16] Biological Oceanography Team at End of KORUS-OC

One ecosystem type studied by NASA's COral Reef Airborne Laboratory. Credit: NOAA/NMFS/PIFSC/CRED, Oceanography Team

[03-Jun-16] Pristine Coral Reef in American Samoa

Waves break in rough seas during KORUS-OC. Credit: Joaquim Goes/Columbia University

[02-Jun-16] Rough Seas During KORUS-OC

Noctiluca cells in Yangtze River plume seen by FlowCAM. Credit: Joaquim Goes/Columbia University

[02-Jun-16] Noctiluca Cells Seen During KORUS-OC

Deploying instruments in the Yangtze River plume. Credit: Joaquim Goes/Columbia University

[02-Jun-16] KORUS-OC Instrument Deployment

Lab testing of the Portable Remote Imaging Spectrometer (PRISM). Credit: NASA/JPL-Caltech

[31-May-16] PRISM Instrument Tested for CORAL Campaign

Preparing C-130 to rendezvous with R/V <em>Atlantis</em> during NAAMES campaign. Credit: NASA/Denise Lineberry

[16-May-16] NAAMES Team Prepares for Flight

From the ground site on Sable Island, the C-130 can be seen passing over in the distance. Credit: NASA/Codey Barnett

[16-May-16] C-130 as Seen from Sable Island

R/V <em>Atlantis</em> steams away from Woods Hole, headed to the North Atlantic. Credit: Michael Starobin/NASA

[13-May-16] R/V Atlantis Departs Woods Hole for the North Atlantic

Spring bloom indicated by green areas in 5/11/16 MODIS image over the North Atlantic (inset). Red dashes show R/V <em>Atlantis</em> track. Credit: Norman Kuring/NASA

[13-May-16] Approximate Cruise Track of R/V Atlantis for NAAMES

Cleo Davie-Martin (Oregon State University) measures volatile organic compounds (gases) emitted by phytoplankton. Credit: Stephanie Schollaert Uz/NASA

[13-May-16] Cleo Davie-Martin Measures Volatile Organic Compounds

Jason Graff (Oregon State University) measures carbon with a laser-based instrument that sorts phytoplankton species. Credit: Stephanie Schollaert Uz/NASA

[13-May-16] Jason Graff Examines Plankton Optical Responses

The R/V <em>Atlantis</em> during off-load of the submersible Alvin as the ship prepares for its second NAAMES field campaign. Credit: Dick Pittenger/WHOI

[11-May-16] ALVIN on the Deck of the R/V Atlantis

NASA Social attendees reporting to their followers during the NAAMES overview and question and answer session. Credit: NASA/Michael Starobin

[11-May-16] NASA Social Attendees Sharing to their Followers

NAAMES Chief Scientist Mike Behrenfeld explains the importance of plankton for life on Earth. Credit: NASA/Michael Starobin

[11-May-16] Chief Scientist Mike Behrenfeld Explains the Importance of Plankton

NASA Social attendees, many who traveled to the event from far, pay attention to the NAAMES overview. Credit: NASA/Michael Starobin

[11-May-16] Rapt Attention During the NAAMES Campaign Overview

Oceanographer Peter Gaube describes the conductivity, temperature, depth (CTD) sensor used to measure sea water density surfaces - like a layer cake - from the ocean surface down to 1000m deep. Credit: NASA/Stephanie Schollaert Uz

[11-May-16] Oceanographer Peter Gaube Describes a CTD Sensor

While underway, the NAAMES science party will conduct many analyses in R/V <em>Atlantis's</em> main lab. Credit: Michael Starobin/NASA

[10-May-16] Main Lab Aboard the R/V Atlantis

Logan Johnsen studies forecast products to plan the best course to the North Atlantic study site. Credit: Stephanie Schollaert Uz/NASA

[10-May-16] Checking Forecasts During NAAMES

Françoise Morison (URI) and Caitlin Russell secure incubators used to measure phytoplankton growth rates. Credit: Stephanie Schollaert Uz/NASA

[10-May-16] Loading the R/V Atlantis with Plankton Incubators

The R/V <em>Atlantis</em>, operated by the Woods Hole Oceanographic Institution (WHOI), in port. Credit: Dick Pittenger/WHOI

[10-May-16] The R/V Atlantis in Port

Equipment for the KORUS-OC campaign is carefully hoisted onboard the R/V <em>Onnuri</em> and stowed. Credit: Joaquim Goes

[10-May-16] KORUS-OC Equipment is Hoisted Aboard

Readying KORUS-OC equipment for transfer to the research vessel. Credit: Joaquim Goes

[09-May-16] Readying KORUS-OC Equipment for Transfer

On-board cranes lift heavier KORUS-OC equipment onto the deck of the R/V <em>Onnuri</em>. Credit: Joaquim Goes

[08-May-16] Cranes Lift KORUS-OC Equipment on Board

Packing of the R/V <em>Onnuri</em> for the KORUS-OC cruise. Credit: Joaquim Goes

[07-May-16] Packing of the R/V Onnuri for the KORUS-OC Campaign

Containers of KORUS-OC field campaign equipment wait to be loaded onto the R/V <em>Onnuri</em>. Credit: Joaquim Goes

[06-May-16] KORUS-OC Field Campaign Equipment

The loading process for the KORUS-OC begins on the R/V <em>Onnuri</em>. Credit: Joaquim Goes

[04-May-16] R/V Onnuri Loading Process Begins for KORUS-OC

The R/V <em>Onnuri</em> awaits its crew and cargo before setting off on the KORUS-OC field campaign. Credit: Ivona Cetinic

[03-May-16] R/V Onnuri Awaits its Crew and Cargo for KORUS-OC

Preliminary draft diagrammatic representation of the PACE Ocean Color Instrument (OCI).

[02-May-16] Draft Ocean Color Instrument (OCI) Diagram

Scientists view and discuss the map of planned observations for the KORUS-OC campaign. Credit: Ivona Cetinic

[02-May-16] Map of Planned KORUS-OC Observations by Ship and Air

Researchers review the measurement strategy for the KORUS-OC campaign. Credit: Ivona Cetinic

[01-May-16] Reviewing the KORUS-OC Measurement Strategy

This video introduces the PACE Mission. Credit: NASA/Goddard Space Flight Center Scientific Visualization Studio

[23-Feb-16] PACE Mission Introduction

[22-Feb-16] PACE Logo

An 18-year continuous record shows variation in average chlorophyll-a concentrations (about 0.15 milligrams per cubic meter) between 40°N and 40°S latitude. Credit: Figure updated from Franz et al., State of the Climate in 2014, Bulletin of the American Meteorological Society.

[02-Feb-16] Chlorophyll Time Series

Image of North Atlantic spring phytoplankton bloom. This NASA image was created using VIIRS data from the Suomi National Polar-orbiting Partnership. Credit: Norman Kuring

[04-Jan-16] North Atlantic Plankton Bloom Seen from VIIRS

Dendogram representing observations that will collected during NAAMES to enable improved predictive capabilities of Earth system processes, informing ocean management and assessment of ecosystem change.

[03-Jan-16] NAAMES Dendogram

Part of Australia's Great Barrier Reef, one of many reefs that NASA's COral Reef Airborne Laboratory (CORAL) field campaign will study. Credit: NASA

[03-Jan-16] Great Barrier Reef

NAAMES banner depicting sensors used to resolve key processes related to ocean system function and influences on aerosols and clouds.

[02-Jan-16] NAAMES Banner

Coral reef in the Mariana Islands, located east of the Philippines in the western tropical Pacific Ocean. Credit: NOAA/David Burdick

[02-Jan-16] Coral Reef (Mariana Islands)

The airborne PRISM instrument records light spectra reflected upward from the ocean. Data are used to identify reef composition (coral, algae, sand).

[02-Jan-16] Diagram of the CORAL Campaign Approach

[01-Jan-16] NAAMES Logo

[01-Jan-16] CORAL Logo

[01-Jan-16] KORUS-OC Logo

NASA study shows diatom populations (phytoplankton) have declined more than 1% per year from 1998 to 2012. Credit: NASA Scientific Visualization Studio

[24-Sep-15] NASA Study Shows a Decline in Populations of Diatoms in the World's Oceans

Earth's oceans show a decline in microscopic plant life. Credit: Goddard Media Studios

[23-Sep-15] Earth's Oceans Show Decline in Microscopic Plant Life

Comparison of PACE spectral coverage with heritage U.S. ocean color sensors.

[30-Jun-15] PACE Spectral Coverage Compared to Heritage Sensors

Researchers find that populations of microscopic marine plants - phytoplankton - have decreased by 1% per year in the northern hemisphere. Credit: Goddard Media Studios

[12-Sep-14] Phytoplankton Levels Dropping

This video shows changes in chlorophyll (milligrams per cubic meter) over time based on data from NASA's Aqua/MODIS instrument. Credit: NASA

[03-Jan-12] Ocean Chlorophyll Concentration (2009-2012)

Particles affect how the atmosphere reflects and absorbs visible and infrared light. Higher Aerosol Optical Depth values indicate hazy conditions while low values correspond to clear skies.

[02-Jan-12] Global Monthly Aerosol Optical Depth (2000-2015)

$Cloud Fraction maps show what fraction of an area was cloudy on average for each month. Colors range from blue (no clouds) to white (very cloudy).$

[01-Jan-12] Global Monthly Cloud Fraction (2000-2015)

Chlorophyll distributions from the Geostationary Ocean Color Imager (May 13, 2011). Greens and yellows indicate higher chlorophyll concenttations. Land areas are shown in brown and clouds are depicted as gray.

[13-May-11] Geostationary Ocean Color Imager (GOCI) Chlorophyll Data (2011)

CALIPSO (foreground) and CloudSat (background) can be used to study the effects of clouds and aerosols on climate and weather. Credit: NASA

[09-Jan-07] CloudSat and CALIPSO

Image of the Visible Infrared Imaging Radiometer Suite (VIIRS) instrument. Credit: NASA

[08-Jan-07] VIIRS Instrument

The Visible Infrared Imaging Radiometer Suite (VIIRS) launched in 2012 onboard the Suomi National Polar-orbiting Partnership (NPP).

[07-Jan-07] Visible Infrared Imaging Radiometer Suite (VIIRS)

MODIS instrument launched aboard NASA's Aqua satellite in 2002.

[06-Jan-07] Moderate Resolution Imaging Spectroradiometer (MODIS) on Aqua

NASA's multi-instrument Terra satellite launched in 1999 carrying the Moderate Resolution Imaging Spectroradiometer (MODIS).

[05-Jan-07] Moderate Resolution Imaging Spectroradiometer (MODIS) on Terra

SeaWiFS Instrument Credit: NASA

[05-Jan-07] SeaWiFS Instrument

The Sea-viewing Wide Field-of-view Sensor (SeaWiFS) operated between 1997 and 2010, far exceeding its initial design of five years.

[04-Jan-07] Sea-viewing Wide Field-of-view Sensor (SeaWiFS)

An example polar-orbiting satellite with AVHRR. Credit: NASA

[03-Jan-07] An Example Polar-orbiting Satellite with AVHRR

An image of Landsat-4, which was launched in 1982. Credit: NASA

[02-Jan-07] Landsat-4

SeaSat (left) only operated for 110 days but served as a proof of concept for several types of ocean sensors, including those that monitor winds, currents, and sea level. Nimbus-7 (right) included the Coastal Zone Color Scanner (CZCS), which proved that ocean color could be measured from space.

[01-Jan-07] SeaSat and Nimbus-7

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