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

NASA telescopes in Chile have discovered a comet from interstellar space, making its closest approach in October.

The comet should be visible by telescope through September, before it gets too close to the sun, and reappear in December on ...

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

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

An interstellar tourist is taking a quick trip through our solar system, becoming one of just three known objects to ever do ...

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

NASA has spotted an intergalactic comet, named 3I/Atlas, that journeyed into our solar system. This icy snowball, the third interstellar object detected, poses no threat to Earth. Currently near ...

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 ...

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

President Donald Trump's NASA nominee Jared Isaacman to be NASA's top boss is seen during a U.S. Senate Committee on Commerce, Science and Transportation confirmation hearing on Wednesday, April ...