The Pacific looks like 1997 in NASA’s new El Niño comparison. The weather need not repeat
Satellite sea-height measurements reveal a striking similarity across decades. They are evidence of ocean conditions, not...
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Suomi NPP’s final job is to leave orbit deliberately
NOAA plans a December descent for the weather satellite. Its retirement shows why an end-of-life maneuver belongs in the m...
NASA’s October 23 Artemis briefing: the orbit test comes before the landing
NASA will discuss Artemis III and its 2028 lunar-landing goal. The next crewed mission is a systems test in low Earth orbi...
Psyche’s long acceleration is a lesson in patient propulsion
NASA’s spacecraft has begun its sustained electric-propulsion leg. A tiny continuous push matters more than a spectacular...
The important galaxy in Hubble’s new image is easy to miss
A faint arc near a foreground galaxy shows why sharp Hubble observations matter for Roman’s much wider surveys.
New Guinea’s smoke is visible from space. Counting its carbon takes more than a picture
NASA’s new report combines an October 11 satellite view with dated emissions estimates. The dates, geography and units exp...
NASA’s 500-second RS-25 test measures an engine through the whole burn
Development engine 10001 ran at Stennis for a flight-length firing. Duration and operating margin explain more than the pl...
Perseverance’s driving record is also a story about knowing when to stop
NASA’s new engineering account connects a 45.22-kilometre milestone with science stops, autonomous navigation and a reused...
NASA’s CASALS lidar fills the space between the tracks. The next step is still airborne
A newly published report explains wavelength steering and forest measurements from a 2024 flight. A space-ready instrument...