Solar systems mostly keep to themselves. What’s ours is ours and what’s not is not. Stars are simply too far from each ...

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

ScientiFix, our weekly feature, offers you a summary of the top global science stories of the week, with links to their ...

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

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

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

There's a new interstellar comet in the neighborhood! Known as 3I/ATLAS, this comet poses no threat to Earth – but it does ...

Using a powerful telescope in Hawaii , the European Space Agency (ESA) has now captured the first video of 3I/ATLAS as it ...

The comet should remain viewable through telescopes until September as it approaches the Sun, then emerge again in December on its outbound leg.