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

Astronomers confirm third interstellar object, 3I/Atlas, a fast-moving comet from deep space, giving rare insight into ...

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

Astronomers are monitoring an object headed our way that may have wandered over from another star system. Scientists have ...