As 3I/ATLAS approaches the sun, astronomers expect its frozen ices to sublimate, releasing gas and forming a glowing coma and ...

A rare interstellar comet is flying through our solar system. Here's how—and when—you might be able to see Comet ATLAS from ...

A renowned physicist believes he's cracked the mystery of where a giant unidentified object hurtling through our solar system ...

The astronomical community is abuzz over a newly discovered "interstellar object," only the third of its kind ever seen, ...

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

Scientists have discovered a large object hurtling through our solar system. It is only the third time a celestial body from ...

Astronomers have discovered yet another alien visitor to the Solar System.

A week and a half after its discovery, there are clues about the origin and age of the interstellar comet 3I/ATLAS – and ...

Scientists have been studying an interstellar object that's currently moving through our solar system which was first spotted on 1 July. It has been called 3I/ATLAS because of what spotted it, and ...

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

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

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