The comet arrived from interstellar space last year into our solar system, prompting earthling scientists to take a close ...

An interstellar comet looks to be free of any alien technology, according to a report from a group leading the charge in the ...

NASA spacecraft observed the celestial iceball as it swung past Mars last October, venturing within 19 million miles ...

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

Dyson sphere stability — once considered an impossible physics problem — may be within reach. A peer-reviewed paper in ...

For decades, the search for extraterrestrial intelligence has been guided by one hopeful assumption: somewhere in the galaxy, ...

LeVar Burton appeared in over 170 episodes of "Star Trek: The Next Generation" as Geordi La Forge. We've ranked the top five ...

Interstellar space is unforgivingly vast, but the emptiness has some advantages. The lack of atmosphere means there is no aerodynamic drag.

An artist's impression of a hot Jupiter's magnetic field. (International Gemini Observatory/NOIRLab/NSF/AURA/M. Garlick) The ...

The White House launched a website teasing new information on extraterrestrials this week, but it actually delivers immigrant arrest data.