The universe is at it again; scientists have been baffled by a discovery that turns all the knowledge they have on planetary ...

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

The ExoLife Finder (ELF) looks like no telescope ever built. A spectacular crown of 15 five-meter mirrors perches atop a ...

In March 2026, SETI Institute researchers contributed to a wide range of conversations about our solar system and the search ...

The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme ...

The comet has been on our radars since the summer of 2025, when the Asteroid Terrestrial-impact Last Alert System (ATLAS) ...

Comet 41P/Tuttle-Giacobini-Kresak has begun acting a little unusually, but there are likely natural explanations before we go ...

Star Wars used to be the end-all, be-all in space sci-fi, but in the years since the original trilogy, others have rushed in ...

TOI-4616 b is an Earth-sized exoplanet orbiting an M-dwarf that offers a strong benchmark for studying atmospheric loss and ...

"It really bent your mind." The Artemis astronauts’ reflections echo a long described change that occurs when humans are ...

Based on hard science fiction, a genre that prioritizes scientific accuracy, the blockbuster gets a lot right but misses a ...

'Do all aliens really need sunlight?' ...