Officially designated 3I/Atlas after its discovery this summer, the comet will make its closest approach to Earth this Friday ...

NASA’s Hubble Space Telescope captured a deeper look at interstellar comet 3I/ATLAS, with its Wide Field Camera 3 instrument, ...

With 3I/ATLAS just days away from making its closest approach to Earth, agencies around the globe are conducting the largest ...

Samples collected from the asteroid Bennu are continuing the shed light on the origins of the solar system and how life ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

Scientists studying samples from the Bennu asteroid located not too far from Earth continue to find clues as to how life ...

The rare interstellar comet, also known as 3I/ATLAS, was first discovered in July and has been photographed several times.

Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in ...

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed. The object -- likely a comet -- was first detected in data collected between by ...

NASA released new images of 3I/ATLAS, the third comet ever to be discovered in Earth's cosmic neighborhood originating from elsewhere in the universe.

The exoplanet is believed to be one of the farthest known from Earth. This artist's map of the Milky Way shows the location of one of the farthest known exoplanets, lying 13,000 light-years away. Most ...