When it comes to what part of Earth is most at risk of an ISO impactor, low latitudes near the equator face the greatest risk ...

Harvard astronomer Avi Loeb says interstellar object 3I/ATLAS could be firing its "thrusters" to leave the solar system.

The object, estimated to be the size of a city block, is only the third known interstellar visitor to our solar system since ...

Something strange is moving through our solar system — and it’s making headlines everywhere. The mysterious object, known as ...

The space object, named Chiron, is believed to be a piece of rock measuring a whopping 130 miles wide at its broadest point - but that's not what makes it unusual. Scientists have recently discovered ...

Comet 3I/ATLAS, the third confirmed interstellar visitor, is making its final exit from the solar system — and skywatchers ...

We know of three interstellar objects (ISO) that have visited our inner solar system. Oumuamua was the first one, and it came ...

"This information is of great importance to advancing our understanding of interstellar visitors and their interaction with ...

Artist's illustration of a pancake-shaped comet in deep space outgassing a whitish cloud of hydrogen. How do you tell the difference between a spaceship and a space rock? For astronomers like me, this ...

A massive comet traveling through the solar system is much larger than previously thought and could be a remnant of alien technology, a scientist claims in a new report.

A team of astronomers has discovered the most-distant body ever observed in our Solar System. It is the first known Solar System object that has been detected at a distance that is more than 100 times ...

New telescopes will give breathtaking insight into what, or who, is visiting Earth's neighborhood. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works ...