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

A new investigation into old Kepler data has revealed that a planetary system once thought to house zero planets actually has ...

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a ...

Astronomers manning an asteroid warning system caught a glimpse of a large, bright object zipping through the solar system ...

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

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

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

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

Scientists believe a huge bubble surrounds our solar system, called the Oort Cloud. The huge bubble is the farthest region of our solar system and considered a home to “long-period” comets.