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Earth Observatory

Landsat 8 / LDCM (Landsat Data Continuity Mission)

Eyeing the Richat Structure

The circular geologic feature in northwestern Africa can be hard to recognize from the ground, but it is obvious when viewed from space.

Posted April 16, 2026

Earth Observatory

Moderate Resolution Imaging Spectroradiometer (MODIS)

Snow

Snow in the Shadow of the Andes

An early autumn storm left higher elevations in southern Argentina with a fresh and fleeting coat of white.

Posted April 9, 2026

Earth

Earth Observatory

Natural Disasters

Réunion Island Lava Reaches the Sea

The February 2026 eruption at Piton de la Fournaise has lasted longer and produced a larger volume of lava than recent eruptions from this frequently active volcano.

Posted April 2, 2026

Earth Observatory

Seeing Blue During Schirmacher’s Summer Melt Season

A network of meltwater lakes and drainage channels made an Antarctic ice shelf known for its blue ice areas even bluer.

Posted March 30, 2026

Earth Observatory

Oceans

Satellite Spots a Spawn

The activity of herring around Vancouver Island in British Columbia brightened coastal waters enough to be detectable from space.

Posted March 27, 2026

Earth Observatory

Floods

Kona Storms Flood Oʻahu

Back-to-back subtropical cyclones in March fueled destructive flash flooding on several of the Hawaiian Islands.

Posted March 25, 2026

Earth

Earth Observatory

Landsat 8 / LDCM (Landsat Data Continuity Mission)

A Fault Line in Full Bloom

Plains around the San Andreas Fault and across Carrizo Plain National Monument are awash with yellow as wildflowers bloom.

Posted March 23, 2026

Earth Observatory

Restless Kīlauea Launches Lava and Ash

Episode 43 of the Hawaiian volcano’s current eruption was marked by high lava fountains and widespread ash dispersal.

Posted March 20, 2026

Earth Observatory

Planetary Analogs

A Most Unusual Lake

Lake Unter-See in Antarctica, sealed beneath thick ice, contains unusually high levels of dissolved oxygen and cone-shaped microbial reefs resembling some of Earth’s oldest fossils.

Posted March 11, 2026

Earth Observatory

Human Dimensions

Landsat 8 / LDCM (Landsat Data Continuity Mission)

Milano Cortina 2026

About 2,900 Olympic athletes have converged on northern Italy to sort out who is the GOAT—or perhaps the stoat.

Posted February 5, 2026

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21

1

Galaxies, Stars, & Black Holes

78

Wallops Flight Facility

65

High-Tech Computing

14

Apollo 9

2

28

Careers

11

Quesst: The Vehicle

17

Human Spaceflight Mission Directorate

1

LAGEOS (LAser GEOdynamics Satellite)

1

Ceres

2

Sojourner (Rover)

2

Digital Information Platform

9

STS-68

1

ICON (Ionospheric Connection Explorer)

2

Laser Communications Relay

3

Climate Modeling

4

Sounding Rockets Program

15

E-Books

5

Sun-Earth Interactions

4

Meteors & Meteorites

2

NOAA-21 (JPSS-2)

2

Flight Demonstrations and Capabilities

2

USGS (United States Geological Survey)

3

GRAIL (Gravity Recovery And Interior Laboratory)

1

Ames Earth Science Division

1

6

Polar

1

Science Instruments

8

John B. Herrington

1

Magellan

2

Sensing the Universe & Multimessenger Astronomy

4

Cryogenic Fluid Management (CFM)

6

Stennis Test Facility and Support Infrastructure

4

Enceladus

4

Mariner 7

1

NASA Shared Services Center

13

Europa Clipper Resources

8

The Search for Life

12

Gateway Space Station

28

White Sands Test Facility

18

3I/ATLAS

1

Artemis 4

30

Pandora Mission

1

Remote Sensing Technology

3

29

Women's History Month

17

13

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109

Perseids

2

Robert D. Cabana

2

International Space Station (ISS)

536

5

Commercial Resupply

49

18

Earth System Observatory (ESO)

5

16

Modeling

4

Office of Strategic Infrastructure (OSI)

2

Former Astronauts

18

Viking 2

1

137

APOD

18

Budget & Annual Reports

6

Protostars

21

JUICE (Jupiter Icy Moons Explorer)

1

Skywatching Tips

36

DAVINCI (Deep Atmosphere Venus Investigation of Noble gases, Chemistry, and Imaging)

3

STS-34

1

5

Near-Earth Asteroid (NEA)

10

Exoplanets

93

Trace Gas Orbiter (TGO)

1

Marshall Test Facility and Support Infrastructure

3

9

Exploration Systems Development Mission Directorate

72

UAS Traffic Management

3

GOES-U

4

Air Mobility Pathfinders project

6

Auroras

14

Planetary Defense Coordination Office

26

SAGE III (Stratospheric Aerosol and Gas Experiment)

1

James A. McDivitt

1

Lunar Explorer Instrument for space biology Applications (LEIA)

1

2

Spitzer Space Telescope

10

Eileen M. Collins

2

Technology

111

NASA Directorates

45

Opportunities For International Participants to Get Involved

12

Terra

13

Galaxies, Stars, & Black Holes Research

41

Walter M. Schirra Jr.

1

Hispanic Heritage Month

6

1

OSAM-1 (On-Orbit Servicing, Assembly, and Manufacturing 1)

1

1

Radial Velocity

2

Human System Risks

17

Land Cover

10

Chandra X-Ray Observatory

80

Solar Dynamics Observatory (SDO)

6

Digital Transformation (DT)

7

STS-80

1

ILLUMA-T

1

Laser Interferometer Gravitational Wave Observatory (LIGO)

4

Climate Science

7

Sounds & Ringtones

1

E. Michael Fincke

1

Sunita L. Williams

6

Michael J. Foreman

1

Northrop Grumman Commercial Resupply

24

Flight Demos Capabilities

4

Van Allen Probes

2

Grants & Opportunities

6

Ames Research Center

227

Biological & Physical Sciences

44

Polarimeter to Unify the Corona and Heliosphere (PUNCH)

11

Science Mission Directorate

217

5

Magellanic Clouds

3

Sentinel-6 Michael Freilich Satellite

8

Cryosphere

8

Stephen G. Bowen

4

1

1

NASA Socials Program

5

Events

18

The Solar System

163

Gemini

2

Why Go To Space

2

AcrimSat (Active Cavity Irradiance Monitor Satellite)

1

Artemis 5

8

Parker Solar Probe (PSP)

10

Research and Technology at Kennedy Space Center

16

TRACERS

1

Glenn Research Center

235

X-ray Astronomy

4

181

Astronomy

4

Perseverance (Rover)

41

Robert L. Crippen

1

International Space Station Division

6

LISA (Laser Interferometer Space Antenna)

3

Commercial Space

98

Space Sustainability

1

Earth Visualization & Mapping

6

1

Moderate Resolution Imaging Spectroradiometer (MODIS)

17

Office of Technology, Policy and Strategy (OTPS)

21

1

VIPER (Volatiles Investigating Polar Exploration Rover)

17

Heliophysics Division

65

Apollo

14

BurstCube

4

Psyche Asteroid

8

Juno

21

Small Bodies of the Solar System

5

Dawn

3

STS-41B

3

Mars Pathfinder

1

Nebulae

57

Exosphere

2

STS-88

1

Martian Moon Exploration (MMX)

2

33

Explore

7

Ultra-Efficient Aviation

3

GOLD (Global-scale Observations of the Limb and Disk)

3

8

B200

3

Planetary Environments & Atmospheres

7

SAGE-III Meteor-3M (Stratospheric Aerosol and Gas Experiment III on Meteor-3M)

1

James H. Newman

1

Lunar Reconnaissance Orbiter (LRO)

19

Coronal Diagnostic Experiment (CODEX)

3

Spot the International Space Station

4

El Niño - Southern Oscillation

2

NASA en español

59

Terrestrial Exoplanets

9

Galaxy clusters

17

2

Apophis

2

OSIRIS-APEX (Origins, Spectral Interpretation, Resource Identification, and Security – Apophis Explorer)

3

Radiation

1

Humans in Space

396

Land Use

6

1

45

Discovery Program

2

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