Surface Water | Simple Site

Earth Observatory

Taking a Gander at Utah’s Goosenecks

The San Juan River has carved deep, improbably curvy meanders into the desert landscape.

Posted November 6, 2026

Earth Observatory

GRACE (Gravity Recovery And Climate Experiment)

GRACE-FO (Gravity Recovery and Climate Experiment Follow-on)

Human Dimensions

The Human Fingerprint on Earth’s Water Cycle

Human activities have become intertwined with how water is distributed across the continents. A new study brings their effects into sharper focus.

Posted October 20, 2026

Earth Observatory

Landsat 8 / LDCM (Landsat Data Continuity Mission)

Fighting Drought in Texas Cotton Country

Drought and an ailing aquifer were major topics of conversation when NASA scientists visited with farmers in the Texas High Plains.

Posted October 8, 2026

Earth Observatory

The Forested Floodplains of Congaree National Park

The meandering Congaree River sustains towering forest ecosystems and fashions oxbow lakes as it shifts across its floodplain.

Posted August 28, 2026

Earth Observatory

Olympic Mountain Glory

Snow-capped mountains carved by deep river valleys preside over northwestern Washington state.

Posted July 23, 2026

Earth Observatory

Fans of the Arctic

Sediment eroded from ice-capped mountains splays out across a broad river valley on Russia’s Severny Island.

Posted July 14, 2026

Earth Observatory

Landsat 8 / LDCM (Landsat Data Continuity Mission)

Wild, Scenic, and Increasingly Rusty

Orange streams are now being spotted in hundreds of watersheds in permafrost areas throughout Alaska’s Brooks Range.

Posted July 13, 2026

Earth Observatory

Examining Algal Blooms in Blue Mesa

Using satellite data, researchers connected harmful algal blooms with warm water and low water levels at one of Colorado’s largest reservoirs.

Posted July 6, 2026

Earth Observatory

Rising Waters Swamp Lake Naivasha

Relentless rains are threatening a lake in Kenya’s Great Rift Valley that has become a key hub in the global flower trade.

Posted June 23, 2026

Earth Observatory

Moderate Resolution Imaging Spectroradiometer (MODIS)

Sea Ice

Snow

Signs of Thaw in the Bering Sea

Drifting sea ice fragments near Alaska’s Saint Lawrence and Nunivak islands and colorful water around the Yukon Delta heralded the approach of the summer solstice.

Posted June 22, 2026

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11

Science in the Air

15

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6

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46

Enceladus

4

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2

NASA Engineering and Safety Center

54

Europa Clipper Resources

8

Technology Highlights

41

Gateway Program

21

Volcanoes

18

3I/ATLAS

1

Artemis 4

32

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

1

Radial Velocity

2

Exoplanets

96

The Great Red Spot

1

58

WB-57

3

13

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117

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10

Remote Sensing Technology

3

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4

Leland D. Melvin

1

Commercial Resupply

54

1

Earth System Observatory (ESO)

5

Student Opportunities

1

Michoud Assembly Facility

35

NuSTAR (Nuclear Spectroscopic Telescope Array)

3

For Researchers

12

University Leadership Initiative

7

Hayabusa 2

1

APOD

95

Budget & Annual Reports

6

Polarimeter to Unify the Corona and Heliosphere (PUNCH)

11

Jonny Kim

5

Sensing the Universe & Multimessenger Astronomy

5

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4

STEM Engagement at NASA

78

Mars Campaign Development Division

2

NASA+

6

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83

Skylab

6

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7

STS-127

1

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49

NEOWISE

8

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2

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5

GOES-R

3

William R. Pogue

1

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6

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14

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43

Robert D. Cabana

2

308

Low Earth Orbit Economy

24

2

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6

Eileen M. Collins

2

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1

Swift Boost Mission

5

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79

Vesta

2

1

Opportunities For Researchers to Get Involved

1

Psyche Asteroid

8

Human Research Program

31

9

Radiation

1

ICESat (Ice, Clouds and Land Elevation Satellite)

1

Landsat 8 / LDCM (Landsat Data Continuity Mission)

38

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7

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6

E. Michael Fincke

1

STS-65

1

Media Resources

1

Nicole Aunapu Mann

3

Flight Demonstrations and Capabilities

2

Trojan Asteroids

5

GRAIL (Gravity Recovery And Interior Laboratory)

1

Ames Research Center

241

Biological & Physical Sciences

47

Planetary Environments & Atmospheres

8

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1

Jet Propulsion Laboratory

293

Lunar Surface Technology Research

3

Science Instruments

9

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8

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79

1

MAIA (Multi-Angle Imager for Aerosols)

4

NASA Headquarters

146

Events

20

Technology Research

11

Gateway Space Station

28

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8

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1

Artemis 5

8

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3

Exosphere

2

The Human Body in Space

4

29

Weather and Atmospheric Dynamics

10

200

Astronomy

4

Partner with NASA STEM

9

Research and Technology at Kennedy Space Center

16

Integrated Aviation Systems Program

22

Lenticular Galaxies

4

Commercial Space

107

Sounding Rockets

22

Earth Visualization & Mapping

9

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21

3

Ocean Circulation

1

Supermoons

1

Former Astronauts

18

University Student Research Challenge

7

Heat & Radiation

5

Apollo

14

Office of the Chief Financial Officer (OCFO)

4

BurstCube

4

Potentially Hazardous Asteroid (PHA)

4

Hi-Rate Composite Aircraft Manufacturing

4

José M. Hernández

1

1

Sentinel-6 Michael Freilich Satellite

11

Dawn

3

4

Mars Climate Orbiter

1

National Advisory Committee for Aeronautics (NACA)

6

1

71

Discovery Program

2

STS-128

1

Marshall Earth Sciences

29

Neptune

3

Exploration Systems Development Mission Directorate

74

TOPEX / Poseidon (ocean TOPography EXperiment)

2

GOES-U

4

2

8

B200

3

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5

Robert L. Crippen

1

IXPE (Imaging X-ray Polarimetry Explorer)

18

Low-Earth Orbit Economy

10

Coronal Diagnostic Experiment (CODEX)

3

Space Operations Mission Directorate

60

El Niño - Southern Oscillation

4

MUREP

11

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18

Galaxies, Stars, & Black Holes Research

42

Victor J. Glover

23

Apophis

2

Opportunities For Students to Get Involved

41

22

Human Space Travel Research

2

Kjell N. Lindgren

4

Artemis Accords

61

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18

Radioisotope Power Systems (RPS)

16

ICESat-2 (Ice, Cloud and land Elevation Satellite-2)

6

Landsat 9

53

Clouds

17

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2

Early Career Faculty (ECF)

10

STS-66

1

Meetings, Workshops & Conferences

1

Nicole P. Stott

1

Flight Demos Capabilities

4

Tropospheric Emissions: Monitoring of Pollution (TEMPO)

11

Grants & Opportunities

6

Ames Research Center's Science Directorate

34

Black History Month

7

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10

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1

1

Lunar Trailblazer

4

Science Mission Directorate

238

CubeSat Launch Initiative

17

5

Environmental Management Division (EMD)

8

Manufacturing, Materials, 3-D Printing

1

153

Everyday Extraordinary Stories

1

Technology Transfer

51

Gemini

3

Voyager 2

7

Active Galaxies

14

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