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 ...

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

One board. One shot. This skate trick is all about timing, balance, and guts. Will it be a clean pass or an epic fail? You ...

Based on the comet's brightness and current distance — it's located just inside Jupiter's orbit — scientists estimate its ...

Interstellar comets offer the tantalizing opportunity for us to touch something truly otherworldly,” says the European Space ...