Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

An object from another star has been seen entering the solar system at high speed, and is expected to whip around the sun in ...

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

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...

Astronomers spotted an object speeding at 133,200 miles per hour (about 214,364 kilometres per hour), which is too fast to be ...

All eyes are on Comet 3I/ATLAS as astronomers worldwide chase the exotic ice ball through our solar system ...

An interstellar object called 3I/ATLAS is now moving through our solar system, the third one we've seen in the last eight ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

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

Astronomers have discovered an interstellar object travelling through the solar system that is expected to pass by Earth ...