The comet will come much closer to Jupiter in March, zipping within 33 million miles. It will be the mid-2030s before it ...

The comet will come much closer to Jupiter in March, zipping within 33 million miles. It will be the mid-2030s before it ...

The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close. Interstellar ...

Discovered over the summer, the comet known as 3I/Atlas will pass within 167 million miles of our planet on Friday. That's as ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

Wondering what 3I ATLAS is all about? Here's what to know as interstellar comet 3I/ATLAS nears Earth this week, when to watch ...

Astronomers are gearing up for a rare event this December. The interstellar comet 3I/ATLAS, an erratic wanderer from beyond ...

Scientists have been following the comet's journey since its first sighting was reported in July and it will be seen at its closest approach yet - about 167 miles from Earth - this Friday using ground ...

Astronomers monitoring the interstellar object known as 3I/ATLAS say new observations show an unexpected shift in the orientation of its rare "anti-tail" as the object approaches its closest point to ...

Tracking comets accurately is hard. A new effort with the U.N. and NASA aims to better chart these visitors using 3I/ATLAS.