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 from the sun, out near Jupiter, and heading this way at a blistering 37 miles per ...

PARIS, France - Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- ...

NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted the quick-moving object ...