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

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

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

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 ...

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

The comet should remain viewable through telescopes until September as it approaches the Sun, then emerge again in December on its outbound leg.

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