Region 4420 produced three M-class flares on April 26 — an M1.4 flare at 14:03 UTC,…
10,000 new planets found hidden in NASA telescope data
An artist’s impression of a star with two planets transiting across it NASA, ESA, and G.…
Days after Artemis II, scientists warn of…
In one sentence, what does HWO aim to do? The Habitable Worlds Observatory is NASA’s…
Asteroid 2026 HZ4 passed Earth at 0.072 lunar distances, the second closest of the year
2026 HZ4 is the 62nd known asteroid to pass within 1 lunar distance of Earth since…
100-year-old assumption about the universe may soon be overturned
Our surprisingly lumpy universe NASA, ESA, IPAC/Caltech, STScI, Arizona State University Assumptions that physicists have made…
Late April visibility window allows blue auroras over Arctic regions
Late April conditions across high-latitude regions are opening a narrow observational window for blue auroras, produced…
Interstellar comet 3I/ATLAS born in a cold environment
Comet 3I/ATLAS, about 3 weeks after its closest approach to the sun. The Gemini North telescope…
New organics on Mars raise questions about ancient life
View larger. | The Curiosity rover took this selfie on October 25, 2020. It had just…
Amateur Radio to Participate in DoD Armed Forces Day Crossband Test on May 9, 2026
04/25/2026 Amateur radio operators will participate in the Department of Defense’s Armed Forces Day (AFD) Crossband…
Save NASA Science returns to Capitol Hill
This Day of Action felt different from last year’s historic event. The difference is that this year,…