Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Astronomers are reporting the detection of a large object entering our solar system, and it is causing quite the stir in the ...

NASA telescopes in Chile have discovered a comet from interstellar space, making its closest approach in October.

Comet or asteroid heading for the Sun is only the third time an interstellar object has been spotted inside our group of ...

An object that appears to be from beyond our Solar System has been spotted hurtling towards the Sun, which if confirmed would ...

Astronomers have announced the discovery of A11pl3Z, a massive new interstellar object entering our solar system.

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ...

CAPE CANAVERAL, Fla. — Astronomers are monitoring an object headed our way that may have wandered over from another star system. Scientists have discovered what might be only the third known ...

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

Researchers from the Nanjing Institute of Geology and Paleontology of the Chinese Academy of Sciences and Columbia University ...

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