The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

The far side of the Moon has long been a blank space in humanity’s geological record, but China has just filled in a crucial ...

Decades ago, a spacecraft suggested Saturn's largest moon, Titan, had an ocean. New observations suggest that the liquid may look more like slush.

During his conversation with Kattie Miller, Musk made a bold declaration: he has not seen any evidence of extraterrestrial life. He stated, "I have seen no evidence of aliens, and no one on the SpaceX ...

Because Titan is tidally locked, the same side of the moon faces Saturn all the time, just like our own moon and Earth.

A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are ...

Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening enough. An outlandish study asserts that aliens might have abducted us ...

A mysterious object claimed to be an 'alien battleship' reached its nearest point to the Earth on Friday, December 19.Known ...