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

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

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.

NASA’s ATLAS survey telescope found an interstellar comet, which could be the largest yet, in the direction of the ...

A comet has entered the Solar System from interstellar space and will pass through the inner planets later this year, NASA ...

New Horizons just completed its first successful stellar navigation test in deep space, a groundbreaking moment for ...

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

A new interstellar object has been spotted careening into the solar system at an extremely unusual trajectory.

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

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

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

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