Researchers want to explore the idea that microscopic particles shed by alien civilizations have accumulated on the lunar ...

Seattle-area nonprofit group kicks off a campaign to raise $15 million and solicit bids for a milestone interstellar mission.

A cigar-shaped rock zooming through our Solar System — the first object from a foreign star system ever spotted in our midst — is cloaked in a coat of organic material, astronomers said Monday. Dubbed ...

Add Yahoo as a preferred source to see more of our stories on Google. A giant cloud of vaporized metal may be hiding a secret planet or second alien sun in a nearby star system, a new study reveals.

Add Yahoo as a preferred source to see more of our stories on Google. An illustration of an exoplanet in an alien star system. New research suggests that radio emissions from intelligent aliens may be ...

In July 2025, astronomers spotted something remarkable passing through our Solar System, an object that had not come from anywhere nearby. Called 3I/ATLAS, it was travelling so fast and on such an ...

Astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spacecraft. 3I/ATLAS was confirmed as the third known object to enter our solar system from interstellar ...

Scholz’s star is a red dwarf and alongside it there was a brown dwarf; both of which are failed stars that couldn’t muster enough mass to get any fusion going in its mass. However, as recently as ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered a triply-eclipsing star system. The newfound system, designated TIC 295741342, consists of two sun-like stars in ...

The interstellar comet 3I/ATLAS was the third object ever discovered in our solar system that originated from another star system. Despite a viral conspiracy theory, NASA officials have repeatedly ...

The interstellar comet 3I/ATLAS was the third object ever discovered in our solar system that originated from another star system. Despite a viral conspiracy theory, NASA officials have repeatedly ...