NASA confirms third interstellar object, 3I/ATLAS, traveling at 152,000 mph. The rare comet will pass closest to the Sun on ...

Though 3I/ATLAS will never come close to Earth, its passage offers a rare chance to study material beyond our solar system ...

The first interstellar object spotted in our Solar System was the cigar-shaped ‘Oumuamua, discovered in 2017 by the ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

A mysterious visitor from another solar system could be an alien spacecraft, according to a leading Harvard astronomer.

NASA has since confirmed the object is an interstellar comet called 3I/ATLAS – and it is only the third interstellar object ...

How frequently does a traveler from another star system sweep through our galactic neighborhood, and astronomers rush to the telescope? Not until recently was the answer: hardly ever. In fewer than ...

A new object that is believed to be from beyond the solar system has been seen by scientists, according to astronomers. It ...

A MYSTERIOUS cosmic object has been spotted zooming through our solar system – and astronomers say it is only the third of ...

This intriguing object was first spotted by the ATLAS (Asteroid Terrestrial-impact Last Alert System) telescopes in Rio ...