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

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 ...

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

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 ...

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

Explore 25 bizarre discoveries on Jupiter and Saturn! From ancient storms to exploding moons, these gas giants hold astounding secrets. Dive into the stran ...

"Star Trek" might be one of the most legendary, iconic sci-fi shows in the history of television, but that doesn't ...