Astronomers discovered 3I/ATLAS, a 10–20 km-wide interstellar comet racing into the solar system. It will reach perihelion in ...

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

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

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

Astronomers this week confirmed the discovery of an interstellar object racing through our Solar System – only the third ever ...

Astronomers have confirmed that a recently spotted object is an interstellar visitor, and appears to have come from the ...

In April, scientists announced that they had used NASA’s James Webb Space Telescope to find a potential signature of alien life in the glow of a distant planet. Other scientists were quick to ...