Add Yahoo as a preferred source to see more of our stories on Google. A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space.

Add Yahoo as a preferred source to see more of our stories on Google. NASA released close-up images on Wednesday of the rare interstellar comet that's making a single pass through the solar system.

Wisconsinites will have a chance to see an interstellar comet make its closest approach to Earth this week. Scientists first observed Comet 3I/ATLAS in our solar system in early July, and by late ...

A stray comet will make its closest approach to Earth today in one last hurrah before racing back toward interstellar space. Discovered over the summer, the comet known as 3I/Atlas will pass within ...

A cool interstellar comet that for millions of years has drifted in the spaces between our stars is now back in our telescope viewing range and will make its closest approach to Earth this week. We’re ...