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NOAA-21 (JPSS-2)

Terra

March of the Harmattan

Strong winds in March 2026 carried Saharan dust across northwestern Africa and toward the Canary Islands, reducing visibility and prompting alerts.

Posted April 1, 2026

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Science for Everyone

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1

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69

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335

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147

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4

1

3

4

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Air Mobility Pathfinders project

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39

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5

5

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National Space Council Users' Advisory Group (NSpC UAG)

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6

Tracy Caldwell Dyson

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Gateway Program

21

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367

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25

Underway Recovery Test 11

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50

2024 Solar Eclipse

46

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33

128

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42

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STS-88

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29

Marshall Astrophysics

40

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8

9

Deep Space Optical Communications (DSOC)

7

SunRISE (Sun Radio Interferometer Space Experiment)

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Media Resources

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Night Sky Network

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Exploration Ground Systems

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GOES-U

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13

Astrophysics Division

158

Pluto

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James H. Newman

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Lunar Surface Innovation Initiative

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Earth-like Exoplanets

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TESS (Transiting Exoplanet Survey Satellite)

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NASA Home & City

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24

Galaxies, Stars, & Black Holes

73

William A. Anders

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Hispanic Heritage Month

6

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C-130

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132

Cell and Molecular Biology

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Christina H. Koch

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Space Technology Mission Directorate

154

Dragonfly

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5

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2

Barry E. Wilmore

2

Project Management & Systems Engineering

2

6

Johnson Flight Operations

3

MAIA (Multi-Angle Imager for Aerosols)

1

1

STS-41D

1

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3

324

Native American Heritage Month

7

PACE (Plankton, Aerosol, Cloud, Ocean Ecosystem)

25

Transformational Tools Technologies

11

Gateway Space Station

27

XRISM (X-Ray Imaging and Spectroscopy Mission)

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Hurricanes & Typhoons

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Neutral Buoyancy Lab

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8

University Innovation

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29

3I/ATLAS

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15

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SAGE III (Stratospheric Aerosol and Gas Experiment)

1

25

Low Earth Orbit Economy

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Cold Atom Laboratory (CAL)

4

19

201

Technology for Living in Space

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Nancy Grace Roman Space Telescope

65

1

Former Astronauts

18

1

Heliophysics Division

58

Ames Space Biosciences

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Quesst: The Team

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26

Jupiter

37

Mars Exploration Program

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16

STS-9

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Europa Clipper Resources

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Marshall Earth Sciences

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Space Biology Program

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Deimos

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Meetings, Workshops & Conferences

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NISAR (NASA-ISRO Synthetic Aperture Radar)

16

Exploration Park

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Vertical Motion Simulator

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159

Astrophysics Explorers Program

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Science Mission Directorate

199

James Webb Space Telescope (JWST)

148

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Strategic Integration and Management Division

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4

4

NASA Innovative Advanced Concepts (NIAC) Program

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Origin & Evolution of the Universe

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Galaxies, Stars, & Black Holes Research

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William C. McCool

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Horsehead Nebula

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Apollo 11

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C-20A

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Remote Sensing Technology

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Landsat 1

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Armstrong Flight Research Center

127

People of Space Operations

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Centennial Challenges

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Robert L. Crippen

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In-flight Education Downlinks

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Leland D. Melvin

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Space Technology Research Grants

17

24

Sustainable Aviation

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MinXSS (Miniature X-ray Solar Spectrometer)

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Office of Diversity and Equal Opportunity (ODEO)

1

Flight Demonstrations and Capabilities

1

Volcanoes

9

Gravitational Lensing

5

Air Traffic Control Labs

2

Becoming an Astronaut

5

Project Mercury

3

SERVIR (Regional Visualization and Monitoring System)

4

Johnson Leadership

2

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1

Courses & Curriculums for Professionals

1

STS-51A

1

EMIT (Earth Surface Mineral Dust Source Investigation)

6

THEMIS-ARTEMIS (Time History of Events and Macroscale Interactions During Substorms - Acceleration, Reconnection, Turbulence and Electrodynamics of Moon's Interaction with the Sun)

1

Natural Disasters

27

Pamela A. Melroy

8

Transformative Aeronautics Concepts Program

21

Gemini

2

1

Hybrid Thermally Efficient Core

3

27

Exoplanets

79

University Leadership Initiative

5

Glenn Research Center

226

AcrimSat (Active Cavity Irradiance Monitor Satellite)

1

Asian American and Native Hawaiian Pacific Islander Heritage

5

Planetary Defense

21

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

1

Investigation of Convective Updrafts (INCUS)

1

Low-Earth Orbit Economy

10

1

Star-forming Nebulae

15

Earth Science Division

76

Technology for Space Travel

15

23

5

1

WB-57

1

Heliophysics Research Program

3

Analog Field Testing

7

Bob Hines

1

Quesst: The Vehicle

16

Small Spacecraft Technology Program

18

23

Mars Exploration Rovers (MER)

3

6

18

STS-93

1

Events

18

Marshall Heliophysics & Planetary Science

8

Space Communications & Navigation Program

40

1

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4

Mesosphere

3

NOAA (National Oceanic and Atmospheric Administration)

20

Exploration Systems Development Mission Directorate

61

Vesta

2

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6

Aeronautics Research

10

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2

Polar

1

Science of Space Exploration

1

Jasmin Moghbeli

11

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4

Community Partners

4

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1

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41

The Future of Commercial Space

13

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1

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63

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16

William R. Pogue

1

Hubble Space Telescope

221

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3

CADRE (Cooperative Autonomous Distributed Robotic Exploration)

3

Research and Technology at Kennedy Space Center

15

Landsat 8 / LDCM (Landsat Data Continuity Mission)

15

Armstrong Test Facility (Plum Brook)

5

Perseids

1

Robert L. Gibson

1

In-Situ Resource Utilization (ISRU)

2

Lenticular Galaxies

3

CIPHER (Complement of Integrated Protocols for Human Exploration Research)

1

29

Droughts

3

Sustainable Flight Demonstrator

6

4

Office of International and Interagency Relations (OIIR)

38

Flight Demos Capabilities

4

Voyager 1

8

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2

Air Traffic Management - Exploration

19

Benefits Back on Earth

3

Protostars

19

Seyfert Galaxies

4

Johnson Space Center

372

1

5

STS-51C

1

Enceladus

4

NEA Scout (Near Earth Asteroid Scout)

1

TREAT Astronauts Act

1

Gemini III

1

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