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

It's only the third time that experts have spotted an object in the Milky Way that's come from a different solar system. Find ...

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

It's too soon to know whether the object is a rocky asteroid or an icy comet, or how big and what shape it is.

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first ...

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

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

In the predawn hours of July 1, 2025, a faint streak of light caught the attention of astronomers peering through data from a ...

Astronomers from the University of Turku in Finland and elsewhere have performed a broadband spectral and timing study of an ...

The host star, HIP 67522, is slightly larger and cooler than our Sun. But unlike our middle-aged star, this one is just 17 ...

Astronomers have discovered a new interstellar comet passing through our solar system, marking the third interstellar object we've discovered.

It appears our solar system is getting more popular with out-of-towners. Astronomers have found a third interstellar object, ...