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

Solar System Planets. Astronomy articles on the eight planets, plus the two dwarf planets, Pluto and Eris. Great pictures of everything in the solar system. Updated daily.

This diagram provided by NASA/JPL-Caltech shows the trajectory of interstellar comet 3I/ATLAS as it passes through the solar system.

A rare interstellar comet is zipping through the solar system, and you can watch it today The object, 3I/ATLAS, was discovered several days ago and is only the third interstellar visitor to be ...

This diagram provided by NASA/JPL-Caltech shows the trajectory of interstellar comet 3I/ATLAS as it passes through the solar system. (NASA/JPL-Caltech via AP) The newest visitor is 416 million ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar object to pass through our solar system.

It’s officially the third known interstellar object to pass through our solar system and poses no threat to Earth.

A comet has entered the Solar System from interstellar space and will pass through the inner planets later this year, NASA says.

3I/ATLAS is only the third interstellar object ever detected. You can stream the object live today, or maybe see it from your own telescope!

PARIS – Astronomers have confirmed the discovery of an interstellar object racing through our solar system – only the third ever spotted, though scientists suspect many more may slip past ...