Astronomers manning an asteroid warning system caught a glimpse of a large, bright object zipping through the solar system ...

CAPE CANAVERAL, Fla. (AP) — Astronomers say they've spotted an object in our solar system that's believed to be from another ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

Astronomers this week confirmed the discovery of an interstellar object racing through our Solar System – only the third ever ...

Astronomers have confirmed that a recently spotted object is an interstellar visitor, and appears to have come from the ...

This emission is strongest under conditions which are intermediate between those in the interior of nebula and those in the dense cloud.

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a ...

In April, scientists announced that they had used NASA’s James Webb Space Telescope to find a potential signature of alien life in the glow of a distant planet. Other scientists were quick to ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.