January 2026

RS-25
Stennis Space Center
NASA successfully conducted a hot fire of RS-25 engine No. 2063 on Jan. 22 at the Fred Haise Test Stand at NASA’s Stennis Space Center near Bay St. Louis, Mississippi, clearing the way for the engine to be installed for the agency’s Artemis IV mission.   The RS-25 engines help power NASA’s SLS (Space Launch […]
Posted January 23, 2026
Astrophysics
Exoplanets
Goddard Space Flight Center
Stars
TESS (Transiting Exoplanet Survey Satellite)
The Universe
Jan. 23, 2026 NASA’s TESS Returns to Science Observations NASA’s TESS (Transiting Exoplanet Survey Satellite) entered safe mode Jan. 15 and returned to normal science operations Jan. 18.  The operations team determined the issue arose when TESS slewed to point at a target, but its solar panels did not rotate to remain pointed at the […]
Posted January 23, 2026
Clouds
Earth Observatory
Extreme Temperatures
Extreme Weather Events
Moderate Resolution Imaging Spectroradiometer (MODIS)
Snow
Terra
A blanket of snow spanned Michigan and much of the Great Lakes region following a potent cold snap.
Posted January 23, 2026
The Space Shuttle Challenger Memorial is seen during a wreath laying ceremony that was part of NASA’s Day of Remembrance, Thursday, Jan. 22, 2026, at Arlington National Cemetery in Arlington, Va. Wreaths were laid in memory of those men and women who lost their lives in the quest for space exploration. Each January, NASA pauses […]
Posted January 23, 2026
For Researchers
Grants & Opportunities
Lunar Science
Planetary Science
Science Mission Directorate
This letter from SARA is to issue a waiver for NASA grantees attending LPSC2026, allowing them to be reimbursed out of their grants for their actual lodging, although it’s expected to be above the approved GSA amount. This waiver does not supersede the travel policy of your institution if it is more restrictive. Note: I have […]
Posted January 23, 2026
Ames Research Center
Artificial Intelligence (AI)
Exoplanets
Kepler / K2
Open Science
TESS (Transiting Exoplanet Survey Satellite)
Trained on data from NASA’s exoplanet-hunting missions, the open-source ExoMiner++ deep learning model uses an advanced algorithm to validate new planets.
Posted January 22, 2026
Earth Observatory
Extreme Weather Events
Snow
December and January brought a series of intense winter storms to the peninsula in far eastern Russia.
Posted January 22, 2026
Artemis 2
Orion Multi-Purpose Crew Vehicle
Orion Program
As America approaches its 250th anniversary of declaring independence, NASA’s Artemis II mission will carry a host of mementos that reflect the nation’s long tradition of exploration, innovation, and leadership in its official flight kit.
Posted January 22, 2026
Marshall Space Flight Center
Commercial Crew
International Space Station (ISS)
NASA will host two astronauts at 10 a.m. CST Friday, Jan. 23, for a media opportunity at the agency’s Marshall Space Flight Center in Huntsville, Alabama.
Posted January 21, 2026
Earth Science
Earth Science Division
Grades 5 - 8 for Educators
Grades 9-12 for Educators
Grades K - 4 for Educators
Science Activation
In fall 2025, more than 50 educators and over 1,500 young people across Maine and New Hampshire participated in NASA’s Global Learning and Observation to Benefit the Environment (GLOBE) Green Down, a citizen science (also known as participatory science or community science) initiative that engages students and volunteers in tracking seasonal change
Posted January 21, 2026
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