The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...

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

NASA’s ATLAS survey telescope found an interstellar comet, which could be the largest yet, in the direction of the ...

The detection of 3I/ATLAS marks our solar system’s third time saying aloha to an interstellar visitor, following the ...

New Horizons just completed its first successful stellar navigation test in deep space, a groundbreaking moment for ...

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