Space looks very dark from Earth. But does the solar system, and the universe for that matter, have an area that's the ...

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

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

“Our analysis shows that the solar system is moving more than three times faster than current models predict,” Böhme ...

If new theories are to be believed, NASA may have detected an alien craft whizzing through the solar system. While it may not ...

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

A newly discovered comet named C/2025 V1, which some have compared to 3I/ATLAS, is due to make its closest approach to Earth on Tuesday, Nov. 11.

Scientists have detected the first radio signal from interstellar object 3I/ATLAS. This discovery confirms the object is a ...

Astronomers recently detected a stray quasi-moon in our planet’s orbit, but it's hardly the first stowaway to hang out around ...

A source at NASA familiar with the operation told The Post that the images from the Mars orbiter, taken in October and ...

A NASA-funded survey telescope in Chile first observed the comet in July.

The interstellar comet has reappeared after months hidden behind the sun, offering astronomers fresh clues about how comets ...