Former NASA UAP study member Mike Gold says US officials are quietly working to declassify more UFO material and urges ...

A strange class of comet could explain the enigmatic behavior of ‘Oumuamua, the first known interstellar object—and even shed ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

Astronomers have identified GJ 3378b, a super-Earth located 25 light-years away, in the habitable zone of its star, raising ...

For almost a decade—ever since 2017, when our first known interstellar visitor, 1I/‘Oumuamua, swooped through the inner solar ...

The coating could be applied on future spacecraft designed to block light from distant stars hosting exoplanets.

I’ve seen six UFOs, and whatever they were, they behaved less like weather balloons and more like aerospace technology that made the rulebook look embarrassingly incomplete.

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

The full trailer for Na Hong-Jin’s “Hope” is finally here ahead of its Sep. 9 U.S. release with Neon and it’s got a little ...

The U.S. military released a new batch of files related to UFOs, including one report from a Navy pilot who said a mysterious ...