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NASA’s Day of Remembrance Honors Fallen Heroes of Exploration

NASA will observe its annual Day of Remembrance on Thursday, Jan. 22, which includes commemorating the crews of Apollo 1 and the space shuttles Challenger and Columbia. The event is traditionally held every year on the fourth Thursday of January, as all three astronaut accidents happened around the end of the month. “On NASA’s Day […]

Posted January 21, 2026

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96

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Jonny Kim

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16

17

13

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Events

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Nicole P. Stott

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237

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40

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116

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7

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Charles O. Hobaugh

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William A. Anders

2

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7

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13

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José M. Hernández

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Mars 2020

28

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46

Sunita L. Williams

6

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Asian American and Native Hawaiian Pacific Islander Heritage

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8

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34

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8

3

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7

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4

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1

Earth Science Technology Office

9

Apollo 12

3

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3

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1

NASA Home & City

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21

Franklin R. Chang-Díaz

1

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5

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Richard A. Mastracchio

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20

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3

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37

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9

150

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Everyday Extraordinary Stories

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68

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Bennu

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Explore

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11

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6

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Armstrong Test Facility (Plum Brook)

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Transformational Tools Technologies

9

Center Innovation Fund

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Native American Heritage Month

7

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8

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Human Landing System Program

24

Rosalind Franklin (Rover)

1

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4

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23

Christina H. Koch

16

Stennis Space Center

107

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7

TESS (Transiting Exoplanet Survey Satellite)

19

Brewster H. Shaw Jr.

1

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62

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18

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20

William C. McCool

1

Green Aviation Tech

17

Raja Chari

3

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6

JPSS-4

1

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1

4

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1

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3

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6

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10

Neutral Buoyancy Lab

3

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3

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3

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1

ICESat (Ice, Clouds and Land Elevation Satellite)

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8

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221

1

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2

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3

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274

Lunar Surface Innovation Initiative

8

1

STS-129

2

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3

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2

316

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12

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26

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1

1

HERA (Human Exploration Research Analog)

7

Richard H. Truly

1

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15

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3

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29

Space Operations Mission Directorate

50

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8

Aeronautics Research

9

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10

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3

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1

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12

4

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1

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18

Technology for Living in Space

4

1

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1

Office of Small Business Programs (OSBP)

11

Extreme Temperatures

3

1

Grades 5 - 8 for Educators

12

Quasars

6

61

John B. Herrington

1

MAIA (Multi-Angle Imager for Aerosols)

1

Community Partners

3

STS-68

1

Edward G. Gibson

1

Artemis

287

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18

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39

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24

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5

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32

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24

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132

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57

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16

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22

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1

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3

1

Andrew S.W. Thomas

1

4

9

20

Opportunities For International Participants to Get Involved

12

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6

William R. Pogue

1

Greenhouse Gases

9

Ranger 7

2

Sojourner (Rover)

1

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1

Mars Exploration Program

6

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9

Active Galaxies

13

Sunspots

4

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3

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39

University Leadership Initiative

5

25

7

Vertical Motion Simulator

1

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1

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3

Planetary Science

86

3

Volcanoes

5

Goddard Institute for Space Studies

17

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1

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15

Lunar Surface Technology Research

1

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11

STS-34

1

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5

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1

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

1

5

NASA Open Source Software

1

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

3

Fundamental Physics

1

Herschel Space Observatory

1

Rings of Jupiter

1

Sounds & Ringtones

1

Land Use

1

Marshall Heliophysics & Planetary Science

8

18

2

Aeronautics Research Mission Directorate

90

Sustainable Aviation

2

ExoMoons

1

Atmospheric Waves Experiment (AWE)

2

Mesosphere

3

NOAA (National Oceanic and Atmospheric Administration)

20

Spitzer Space Telescope

10

Digital Information Platform

9

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13

Technology for Space Travel

15

9

4

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21

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9

WB-57

1

9

33

Skywatching Tips

31

5

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1

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1

STS-80

1

Eileen M. Collins

2

Artemis 1

14

TREAT Astronauts Act

1

NEA Scout (Near Earth Asteroid Scout)

1

Pathfinding for Airspace with Autonomous Vehicles

1

Gamma Rays

8

Human Space Travel Research

1

RS-25

2

Leland D. Melvin

1

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59

Science for Everyone

2

Interacting Galaxies

2

Low-Earth Orbit Economy

10

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89

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4

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5

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8

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13

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2

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3

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42

2

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Read it!

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6

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18

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3

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3

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4

ER-2

5

32

University Student Research Challenge

4

3

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6

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2

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2

54

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8

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590

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10

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1

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4

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94

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2

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Thomas P. Stafford

3

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10

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17

FutureFlight Central

1

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3

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10

9

Landsat

8

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8

Space Sustainability

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3

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5

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6

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10

Audio

6

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1

NOAA-20 (JPSS-1)

1

Spot the International Space Station

3

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7

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27

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32

6

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2

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4

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2

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8

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12

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4

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2

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3

1

1

STS-88

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Electrified Aircraft Propulsion

3

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128

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4

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People of Armstrong

4

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12

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15

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2

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2

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28

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11

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473

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9

54

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4

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9

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1

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5

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144

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36

13

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10

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3

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1

42

Jupiter

36

2

Cryosphere

6

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19

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10

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5

Astrogram

8

Uranus

5

7

Physical Sciences Program

3

Victor J. Glover

17

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586

ILLUMA-T

1

Northrop Grumman Commercial Resupply

18

7

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7

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14

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12

Sentinel-6 Michael Freilich Satellite

5

James H. Newman

1

MAF Announcements

1

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88

STS-41D

1

Earth's Atmosphere

27

Apollo 8

3

Titan

4

1

NASA Shared Services Center

13

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1

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16

High-Tech Computing

11

Robert A. R. Parker

1

Space Biology Program

3

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6

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51

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147

Dawn

3

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2

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4

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6

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2

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1

19

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2

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12

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9

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41

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319

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3

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9

6

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3

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9

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2

Mariner 3

1

Convergent Aeronautics Solutions

3

STS-9

2

Electrified Powertrain Flight Demo

3

Artemis 3

34

Tropospheric Emissions: Monitoring of Pollution (TEMPO)

10

Near-Earth Asteroid (NEA)

10

People of Goddard

80

Ganymede

1

Humans in Space

347

S3VI

1

7

4

Science Instruments

6

International Space Station Division

7

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1

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2

Strategic Integration and Management Division

1

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3

1

The Human Body in Space

2

BurstCube

4

NASA Directorates

37

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5

For Kids and Students

28

27

Hayabusa 2

1

Red Giants

1

Solar Electric Propulsion (SEP)

1

23

Mars Moons

5

CubeSat Launch Initiative

15

Advanced Air Transport Technology

7

Supermassive Black Holes

20

Euclid

6

10

3

8

Pioneer

1

3

Geospace Dynamics Constellation (GDC)

1

IMAP (Interstellar Mapping and Acceleration Probe)

7

Meteors & Meteorites

1

Nova-C (Lander)

1

7

Voyager Program

6

GOES (Geostationary Operational Environmental Satellite)

13

Prizes, Challenges, and Crowdsourcing Program

37

6

James Webb Space Telescope (JWST)

141

MAF Employee Assistance Program

5

Commercial Resupply

38

STS-51A

1

Earth's Magnetic Field

4

Apollo 9

2

TOPEX / Poseidon (ocean TOPography EXperiment)

1

Carlos I. Noriega

1

NASA Socials Program

4

Outside the Classroom

10

Gaia

1

Hispanic Heritage Month

6

Robert D. Cabana

2

Space Communications & Navigation Program

39

Landsat 9

8

Marshall Space Flight Center

307

Space Technology Research Grants

17

DC-8

6

Aerosols

5

SWOT (Surface Water and Ocean Topography)

15

Exoplanet Discoveries

14

Auroras

14

Star-forming Nebulae

15

Diversity at NASA

24

Alan B. Shepard Jr.

1

Technology Transfer

45

Black History Month

7

Modeling

4

Office of the Chief Information Officer (OCIO)

4

Fermi Gamma-Ray Space Telescope

13

3

Grades K - 4 for Educators

12

Quesst: The Science

3

Small Satellite Missions

26

Johnson Space Center

355

Mariner 4

2

1

STS-93

1

Electromagnetic Spectrum

5

Artemis 4

22

Tsunamis

2

Nebulae

42

People of Johnson

58

Gas Giant Exoplanets

18

Hurricanes & Typhoons

5

SAGE III (Stratospheric Aerosol and Gas Experiment)

1

Libera

1

Pluto

2

Science Mission Directorate

194

25

Lunar Discovery & Exploration Program

2

Climate Science

7

STS-1

1

Earth

221

Anne C. McClain

4

The Kuiper Belt

5

1

NASA en español

46

Opportunities to Contribute to NASA Missions & Get Involved

27

For Professionals

2

Women's History Month

17

125

Reflection Nebulae

1

5

Katherine Johnson IV and V Facility

3

5

CubeSats

30

Advanced Air Vehicles Program

24

Supermoons

1

Eugene A. Cernan

1

Astronauts

97

23

Viking 1

1

1

Michael J. Foreman

1

NuSTAR (Nuclear Spectroscopic Telescope Array)

3

5

Wallops Flight Facility

58

GOES-R

3

Project Management & Systems Engineering

2

SERVIR (Regional Visualization and Monitoring System)

4

Jasmin Moghbeli

11

MAF Status

1

Commercial Space

91

STS-51C

1

99

1

Topography

1

Carruthers Geocorona Observatory (GLIDE)

7

NASA Space Technology Graduate Research Opportunities (NSTGRO)

1

Owen K. Garriott

1

Galaxies

183

Horsehead Nebula

1

Robert L. Crippen

1

Space Communications Technology

19

Langley Research Center

132

Marshall Test Facility and Support Infrastructure

3

27

Deep Space Climate Observatory (DSCOVR)

3

AeroSpace Frontiers

59

System-Wide Safety

7

Exoplanet Exploration Program

4

B200

3

10

Ceres

2

Stars

132

Doing Business with NASA

3

1

Technology Transfer & Spinoffs

44

51

Moderate Resolution Imaging Spectroradiometer (MODIS)

10

Office of the Chief Scientist (OCS)

1

Find Your Place

8

White Sands Test Facility

18

GRAIL (Gravity Recovery And Interior Laboratory)

1

Quesst: The Team

3

Small Spacecraft Technology Program

17

Johnson's Mission Control Center

5

Mariner 7

1

Coronal Diagnostic Experiment (CODEX)

3

STS-96

1

Ellington Field

1

Artemis 5

3

1

Neil Gehrels Swift Observatory

11

People of Marshall

5

USGS (United States Geological Survey)

3

Gateway Program

21

Hybrid Thermally Efficient Core

3

Pioneer 10

1

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

1

In-flight Education Downlinks

24

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