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.

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 ...

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 ...

Scientists have just discovered a rare interstellar object hurtling through the solar system, and it's expected to make its closest approach to Earth on October 30. Officially named 3I/ATLAS, the ...

A few days ago, an inscrutable interstellar interloper made its closest approach to Mars, where a fleet of international spacecraft seek to unravel the red planet’s ancient mysteries. Several of the ...

A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space. Discovered over the summer, the comet known as 3I/Atlas will pass within ...