APOD: 2026 October 23 – Andromeda in Southern Spring
APOD Science APOD APOD: 2026 October 23 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the…
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El Niño Then and Now
A 35-year satellite altimetry record lets scientists hold this year’s El Niño up against its strongest predecessors.
NASA, Virginia Launch Power Partnership for Energy Security
NASA is helping to foster long-term energy security in Virginia. NASA’s Langley Research Center in Hampton, Virginia, is partnering with the Virginia…
RS-25 Engine Tests at NASA Stennis
Teams at NASA’s Stennis Space Center near Bay St. Louis, Mississippi tested RS-25 engine No. 10001 on Oct. 21, 2026. The hot fire test lasted for almost…