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

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

This interstellar object, known as 3I/ATLAS, is still pretty far from the sun, currently located between the orbits of the asteroid belt and Jupiter but heading toward the inner solar system.

The first interstellar visitor observed from Earth was Oumuamua, Hawaiian for scout, in honor of the observatory in Hawaii that discovered it in 2017.

CAPE CANAVERAL, Fla. — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier ...

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 ...

Astronomers have found a third interstellar object, something that has origins beyond our own solar system. The object, dubbed 3I/ATLAS, is not believed to pose any danger to Earth.