Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

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 ...

Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

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

NASA has spotted an intergalactic comet, named 3I/Atlas, that journeyed into our solar system. This icy snowball, the third interstellar object detect ...

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a ...

Astronomers spotted an object speeding at 133,200 miles per hour (about 214,364 kilometres per hour), which is too fast to be ...

The comet was first reported on July 1 by the NASA-funded Asteroid Terrestrial-impact Last Alert System (ATLAS) survey ...

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

Sometimes "the universe comes to us," writes the European Space Agency. For the third time since 2017, an interstellar object ...

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