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

The newest visitor is 416 million miles (670 million kilometers) from the sun, out near Jupiter. NASA said the comet will ...

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

In July 2025, astronomers identified an exceptionally rare interstellar comet currently speeding through our Solar System.

NASA has discovered 3I/ATLAS, only the third known interstellar object, now passing through our solar system from the ...

A NASA-funded telescope in Chile identified a comet from interstellar space on July 1, marking a significant astronomical ...

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

Astronomers have discovered a new interstellar comet passing through our solar system, marking the third interstellar object we've discovered.

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.