Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...

The science is accessible and Ryan Gosling is a superb Everyman in the excellent space adventure "Project Hail Mary," based on Andy Weir's novel.

Russia and China can black out military satellites in seconds. A Latvian startup says nuclear-waste generators using 5x less fuel could keep satellites—and lunar bases—running.

"The future of the space economy will be built on fleets that return to Earth reliably and relaunch almost instantly." ...

The disappearance of retired Major General William Neil McCasland is a “grave national security crisis,” as he is a man “with some of the most sensitive secrets of the United States in his head,” ...

William Neil McCasland has gone missing days after Trump ordered the release of all files on extraterrestrial visits to Earth ...

Breaking space news, the latest updates on rocket launches, skywatching events and more! You are now subscribed Your ...

What: SETI Institute Artists-in-Residence present Exoplanetary Poetry, an art-science collaboration that trains artificial intelligence on exoplanet atmospheric chemi ...