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Earth Observatory

April 2026 Satellite Puzzler

Your challenge is to tell us the location of the satellite image and why it is interesting.
Posted April 14, 2026

NASA’s Webb Redefines Dividing Line Between Planets, Stars

Planets, like those in our solar system, form in a bottom-up process where small bits of rock and ice clump together and grow larger over time. But the heftier the planet, the harder it is to explain its formation that way. Astronomers used NASA’s James Webb Space Telescope to examine 29 Cygni b, an object […]
Posted April 14, 2026
ISS Research
International Space Station (ISS)

Nutrition Research Arrives Aboard Space Station

No matter how far humanity aims to travel or how ambitious the mission, nutrition will play a key role for the crew members on distant worlds. Before planning long-term stays on the Moon, Mars, and beyond, humans must learn to grow and care for plants and other sources of nutrition like algae to keep the […]
Posted April 14, 2026
Earth Observatory
Hurricanes & Typhoons
Suomi NPP (Suomi National Polar-orbiting Partnership)

Super Typhoon Sinlaku

The violent storm aimed at the U.S. Northern Mariana Islands and Guam in mid-April 2026.
Posted April 14, 2026
Missions
Artemis
Artemis 3
Michoud Assembly Facility
Space Launch System (SLS)

NASA Invites Media to Rollout Event for Artemis III Moon Rocket Stage

NASA will roll the largest section of the agency’s SLS (Space Launch System) rocket, which will launch the second crewed Artemis mission, out of the agency’s Michoud Assembly Facility in New Orleans on Monday, April 20. What’s called the top four-fifths of the SLS core stage – the section containing the liquid hydrogen tank, liquid […]
Posted April 14, 2026
Marshall Space Flight Center
Find Your Place
For Colleges & Universities
Grades 9 - 12
Learning Resources

NASA Announces 32nd Annual Human Exploration Rover Challenge Winners

NASA’s 32nd annual Human Exploration Rover Challenge, one of the agency’s longest-standing student challenges, culminated April 10-11 with its final excursion event at the U.S. Space & Rocket Center near NASA’s Marshall Space Flight Center in Huntsville, Alabama.
Posted April 14, 2026
Marshall Space Flight Center

NASA Awards Data Engineering, Informatics Support Contract

NASA has selected Development Seed of Washington to provide research and development services to the Office of Data Science and Informatics (ODSI) at the agency’s Marshall Space Flight Center in Huntsville, Alabama. The award is a performance-based, indefinite-delivery/indefinite-quantity contract with a maximum potential value of $76 million.
Posted April 13, 2026
Blogs

Curiosity Blog, Sols 4852–4858: When Data Take Their Time…

Written by Susanne P. Schwenzer, Professor of Planetary Mineralogy at The Open University, UK Earth planning date: Friday, April 3, 2026 I was the geology science team lead on Monday for planning Sols 4852-4853, when our data did not arrive on time for planning. Thus, we got creative as a team thinking what we could […]
Posted April 13, 2026
Blogs

Curiosity Blog, Sols 4845-4851: Bye-Bye Boxwork, Bye-Bye

Written by Lucy Thompson, APXS Strategic Planner and Planetary Geologist at the University of New Brunswick, Canada Earth planning date: Friday, March 27, 2026 Last weekend’s drive took us just over the southernmost contact of the boxwork terrain with the surrounding layered sulfate unit.
Posted April 13, 2026
Artemis 2
Artemis
Earth's Moon
Exploration Systems Development Mission Directorate
Humans in Space
Johnson Space Center

NASA to Host Artemis II Crew Postflight News Conference

Fresh off their return to Earth, the Artemis II astronauts will hold a news conference at 2:30 p.m. EDT Thursday, April 16, at NASA’s Johnson Space Center in Houston to discuss their historic mission around the Moon. NASA astronauts Reid Wiseman, Victor Glover, and Christina Koch, along with CSA (Canadian Space Agency) astronaut Jeremy Hansen, […]
Posted April 13, 2026
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NASA Innovative Advanced Concepts (NIAC) Program
39
The Human Body in Space
4
Ganymede
1
Weather and Atmospheric Dynamics
9
Artemis
377
PACE (Plankton, Aerosol, Cloud, Ocean Ecosystem)
28
Red Giants
1
Ice Giants
1
Landsat 9
37
Christopher L. Williams
8
Solar Wind
14
Drones & You
26
Studying Exoplanets
21
Mesosphere
3
NISAR (NASA-ISRO Synthetic Aperture Radar)
22
Find Your Place
11
University Student Research Challenge
5
Grades 9-12 for Educators
14
Airborne Science
30
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1
For Kids and Students
30
Victor J. Glover
22
GUSTO (Galactic/Extragalactic ULDB Spectroscopic Terahertz Observatory)
3
Andromeda Galaxy
8
Brand Partnerships
1
Prizes, Challenges, and Crowdsourcing Program
46
Jonny Kim
4
SkyFall
2
Dark Matter
18
STS-127
1
Mars Exploration Rovers (MER)
4
Natural Disasters
29
Exoplanet Exploration Program
4
TOPEX / Poseidon (ocean TOPography EXperiment)
1
Geospace Dynamics Constellation (GDC)
1
Wind Mission
2
Advanced Capabilities for Emergency Response Operations
1
Asteroids
47
People of Marshall
5
Rings of Jupiter
1
InSight (Interior Exploration using Seismic Investigations, Geodesy and Heat Transport)
4
LGBTQ Pride
7
Comet 3IAtlas
1
Space Launch System (SLS)
114
Earth Science Division
84
Supernova Remnants
8
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4
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4
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42
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44
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7
NASA Aircraft
29
Open Science
6
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47
Gaia
1
Voyager 2
7
Hi-Rate Composite Aircraft Manufacturing
4
Apollo 15
1
Origin & Evolution of the Universe
18
CALIPSO (Cloud-Aerosol Lidar and Infrared Pathfinder Satellite)
1
Quesst: The Science
3
Human Research Program
28
Kepler / K2
8
Centennial Challenges News
8
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2
Deniz Burnham
1
STS-65
1
Marshall Science Projects
8
Neutron Stars
30
Expedition 74
4
Tropospheric Emissions: Monitoring of Pollution (TEMPO)
11
Goddard Technology
14
Aerosols
7
Atmospheric Temperature
1
Pioneer 10
1
RS-25
2
ISS Research
296
Lunar Crater Observation and Sensing Satellite (LCROSS)
1
Airspace Operations and Safety Program
15
Bennu
6
Pluto
3
Science for Everyone
2
Jet Propulsion Laboratory
277
MAF Employee Assistance Program
5
Seasat
1
Crab Nebula
6
STEM Impacts
4
EMIT (Earth Surface Mineral Dust Source Investigation)
7
Mariner 3
1
NASA Open Source Software
1
Europa
29
The Kuiper Belt
6
Gas Giant Exoplanets
19
What We Do
10
2017 Solar Eclipse
3
Artemis 1
17
Pamela A. Melroy
8
Redstone 3 (Freedom 7)
1
ICESat (Ice, Clouds and Land Elevation Satellite)
1
Landslides
3
CIPHER (Complement of Integrated Protocols for Human Exploration Research)
1
Sonifications
1
Droughts
5
Subsonic Flight Demonstrator
3
MESSENGER (MErcury Surface, Space ENvironment, GEochemistry, and Ranging)
1
NOAA (National Oceanic and Atmospheric Administration)
20
Fission Surface Power
1
Uranus
7
Grades K - 4
6
Mission Support Directorate
3
Office of International and Interagency Relations (OIIR)
54
For Professionals
2
Video Series
4
Hayabusa 2
1
Anil Menon
4
Brewster H. Shaw Jr.
1
Project Management & Systems Engineering
2
José M. Hernández
1
Skylab
6
Dark Matter & Dark Energy
9
STS-128
1
Mars Express
2
NEA Scout (Near Earth Asteroid Scout)
1
Exoplanet Science
28
Topography
16
Gerald Carr
1
WISE (Wide-field Infrared Survey Explorer)
11
Advanced Plant Habitat (APH)
3
Astrobiology
39
People of NASA
134
Rings of Saturn
11
Integrated Aviation Systems Program
21
Libera
1
Comets
17
Space Nuclear Propulsion (SNP)
4
Earth Science Technology Office
11
Supernovae
33
Compton Gamma Ray Observatory (CGRO)
1
Spiral Galaxies
74
Ecostress (ECOsystem Spaceborne Thermal Radiometer Experiment on Space Station)
3
T-34C
1
NASA Art Program
3
Open Science Data Repository (OSDR)
1
Technology Transfer & Spinoffs
45
Galaxies
203
Voyager Program
6
High-Speed Flight
4
Apollo 16
1
Orion Multi-Purpose Crew Vehicle
72
Candidate Astronauts
14
Quesst: The Team
3
Human Space Travel Research
2
Kjell N. Lindgren
4
Center Innovation Fund
3
SOHO (Solar and Heliospheric Observatory)
6
Developmental, Reproductive and Evolutionary Biology
1
STS-66
1
Marshall Science Research & Projects
51
New Horizons
4
Exploration Ground Systems
35
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3
GOES (Geostationary Operational Environmental Satellite)
13
AeroSpace Frontiers
59
Atmospheric Waves Experiment (AWE)
3
Planetary Analogs
3
Russell L. Schweickart
2
IXPE (Imaging X-ray Polarimetry Explorer)
18
Lunar Discovery & Exploration Program
2
Alan B. Shepard Jr.
1
BepiColombo
1
Podcasts
10
Science in the Air
13
Joe H. Engle
1
MAF Status
1
SeaWiFS (Sea-viewing Wide Field-of-view Sensor)
1
Craters
1
Stennis Space Center
113
Employee Spotlights
1
Mariner 4
2
NASA Safety Center
3
Europa Clipper
29
The Milky Way
28
Gateway Program
21
White Dwarfs
4
2023 Solar Eclipse
9
Artemis 2
198
Pandora
1
Reflection Nebulae
2
ICESat-2 (Ice, Cloud and land Elevation Satellite-2)
5
Langley Research Center
155
Citizen Science
105
Sounding Rockets
21
Dust Storms
4
Subsonic Vehicle Technologies and Tools
4
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1
NOAA-20 (JPSS-1)
2
Fission Surface Power (FSP)
2
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3
Grades K - 4 for Educators
13
Missions
353
Office of Small Business Programs (OSBP)
11
For Researchers
11
Viking 1
1
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4
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1
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10
Project Mercury
3
JPSS-4
1
Skywatching
68
DART (Double Asteroid Redirection Test)
9
STS-129
2
Mars Moons
5
Near Space Network
4
Exoplanet Transits
10
Total and Spectral Solar Irradiance Sensor - 2 (TSIS-2)
1
Get Involved
51
Women at NASA
28
Advanced Space Suits
2
Astrogram
8
People of Space Operations
2
Robert A. R. Parker
1
Interacting Galaxies
3
Life at NASA
10
Commercial Crew
104
Space Operations Mission Directorate
59
Earth Surface & Interior
5
Supersonic Flight
33
Lunar Eclipses
3
Constellations
1
Spirit (Rover)
5
Edward G. Gibson
1
Tech Demo Missions
8
NASA Centers & Facilities
159
Opportunities For Educators to Get Involved
20
Telerobotics
1
Galaxies, Stars, & Black Holes
78
Wallops Flight Facility
65
High-Tech Computing
14
Apollo 8
3
Orion Program
28
Carbon Cycle
6
Quesst: The Vehicle
17
Human Spaceflight Mission Directorate
1
LAGEOS (LAser GEOdynamics Satellite)
1
Center of Excellence for Collaborative Innovation (CoECI)
50
Sojourner (Rover)
2
Didymos & Dimorphos
2
STS-68
1
Marshall Space Flight Center
337
Newsletters
7
Exploration Park
2
Tyler N. Hague
1
GOES-R
3
Aerospace Safety Advisory Panel
2
Audio
6
Planetary Defense
22
S3VI
1
Jack Hathaway
2
Alan L. Bean
1
Bill Nelson
9
Polar
1
Science Instruments
8
John B. Herrington
1
Magellan
2
Sensing the Universe & Multimessenger Astronomy
4
Crew Health and Performance Exploration Analog (CHAPEA)
10
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
2024 Solar Eclipse
46
Artemis 3
44
Pandora Mission
1
Remote Sensing Technology
3
ICON (Ionospheric Connection Explorer)
2
Laser Communications Relay
3
Climate Change
55
Sounding Rockets Program
15
Dwarf Planets
2
Sun-Earth Interactions
2
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