An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

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

The newest visitor is 416 million miles from the sun, out near Jupiter, and heading this way at a blistering 37 miles per ...

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

We have discovered two interstellar objects so far, ’Oumuamua and Comet 2I/Borisov. ’Oumuamua had no dust tail and a ...

NASA has discovered 3I/ATLAS, only the third known interstellar object, now passing through our solar system from the ...

Voyager 1 and 2 have traveled farther than any human-made object—well beyond the planets and into interstellar space. But ...

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