A comet has entered the Solar System from interstellar space and will pass through the inner planets later this year, NASA ...

NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the object with the sky ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth -- but closer to the red planet than us at a safe 150 million miles (240 ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

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

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

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

NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...

All eyes are on Comet 3I/Atlas as astronomers worldwide chase the exotic ice ball through our solar system ...