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

July 3 (UPI) -- NASA discovered the third interstellar comet through a survey telescope in Rio Hurtado, Chile. The ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and ...

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...

NASA STEREO-A satellite's SECCHI/HI-2 camera captured this imagery of Comet C/2021 A1 (Leonard) Credit: Space.com | footage ...

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...

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

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