Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

Comet Nishimura came into NASA's STEREO-A spacecraft's field of view. The solar wind was interacting with the tail of the ...

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

Based on the comet's brightness and current distance — it's located just inside Jupiter's orbit — scientists estimate its ...

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first ...

The newest visitor is 416 million miles from the sun, out near Jupiter, and heading this way at a blistering 37 miles per ...

NASA’s ATLAS survey telescope found an interstellar comet, which could be the largest yet, in the direction of the ...

These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...