I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

A new interstellar object, A11pl3Z, has been discovered in our solar system, marking the third such object to be observed. It ...

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

The object gained an official name, C/2025 N1 or 3I/ATLAS, on Wednesday. Moving at a record-setting speed for an interstellar ...

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

When we gaze into the night sky, we see a tiny fraction of what lies beyond our Solar System. In the vastness of space, our Sun and its planets are but a speck of dust. There are thousands of stars ...

Folks, it's official: the object that astronomers recently spotted blowing through the outer solar system came from ...

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...

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

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

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

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