What at first seemed a routine detection of an object travelling through the solar system soon turned out to be anything but.

The European Southern Observatory has captured the clearest images yet of the interstellar visitor 3I/ATLAS as it moves ...

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

I/ATLAS is only the third interstellar object ever detected. You can stream the object live today, or maybe see it from your ...

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

Dubbed 3I/ATLAS, the comet poses no danger to Earth and will remain roughly 150 million miles away as it speeds by.

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

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

Anatomy of an interstellar object Comet 3I/ATLAS follows two other intriguing interstellar objects, called ISOs, that once passed through our solar system: ‘Oumuamua in 2017 and 2I/Borisov in ...

Need to know: Why do astronomers care about interstellar objects? Everything in our solar system shares a common origin, but objects visiting from other systems are extremely rare portals to the ...

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