NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the object with the ...

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

There's a new interstellar comet in the neighborhood! Known as 3I/ATLAS, this comet poses no threat to Earth – but it does ...

The first interstellar object spotted in our Solar System was the cigar-shaped ‘Oumuamua, discovered in 2017 by the ...

These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...

Astronomers have identified a mysterious new object hurtling through our solar system, believed to have originated from ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...