Such is the case with 3I/ATLAS, a third known interstellar object from outside of our solar system to be discovered, which was spotted by NASA’s ATLAS (Asteroid Terrestrial-impact Last Alert System) ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Astronomers have made an extraordinary discovery at the outer edge of our solar system—a strange space rock that dances in ...

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

For lovers of newly identified space objects, July has indeed been an exciting month. Last week, astronomers described Ammonite, a potential dwarf planet beyond Pluto. Yesterday, astronomers announced ...

Harvard astronomer Avi Loeb suggests that if interstellar object 3I/ATLAS isn't a comet, nor an asteroid, it may have been ...

A team of astronomers discovered a strange object in the outer solar system that is in a resonant orbit with Neptune.

As astronomers rush to study a newly discovered comet from beyond our solar system, a powerful new observatory may turn rare ...

Earlier this month astronomers were thrilled to discover only the third known interstellar object ever seen in our solar system. Now dubbed 3I/ATLAS, the suspected comet has just zoomed past the orbit ...

Astronomers have been trying to understand the mysterious interstellar object that zipped through our solar system in 2017, dubbed ‘Oumuamua. A new study suggests answers about its color ...

New object beyond Pluto hints at mysterious 'Planet X' About as wide as Massachusetts, the icy oddball may be the first of its kind from the far outer parts of our stellar neighborhood.