Picture a planet with no sunrise and no sunset. One hemisphere is scorched by a star it can never turn away from. The other ...

Alien planets across the Milky Way reveal how strange, hostile, and spectacular other worlds can be, from the nearby promise ...

On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be ...

Astronomers swept millions of candidates and found no alien signals from K2-18b, setting the first power limit on any ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The Milky Way galaxy has more than 400 billion stars in it. Over the last few decades, ...

When a scientific controversy or breakthrough dominates headlines, press officers and journalists often quote a handful of ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. An artist's impression of a theoretical planet orbiting a redder star, which could cause ...

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s “habitable zone,” often considered the gold standard of potential livability An ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...