Titan, Saturn’s largest moon, is one of the most unique places in the solar system, featuring lakes and rivers made of liquid ...

As the peerless "Aliens" turns 40, here are 26 reasons it's still the greatest sci-fi action movie of all time.

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

For decades, scientists have searched for worlds beyond Earth that might contain the ingredients for life, and one of the ...

Known as one of the more outspoken UFO whistleblowers, Luis Elizondo took an interesting turn this week, claiming that ...

Astronomers recently made an exciting discovery on the surfaces of Pluto and Titan, detecting an unidentified substance using ...

Stacker creates a comprehensive list of conspiracy theories from a variety of countries and time periods, ranging from scientific diseases to why certain sports victories occurred. From lizard people ...

This article contains spoilers for the film Disclosure Day. As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters of the Third ...

NASA has unveiled its ambitious plan to build the first permanent human base on the Moon’s South Pole. The project will unfold in three phases: robotic exploration through 2029, infrastructure ...

So, by that standard, could a similar fate await humanity in the not-so-distant future? Well, as the saying goes, all good ...

A planet with one side permanently roasting and the other frozen in endless darkness might still have a chance of supporting life. Researchers found that heat inside a tidally locked exoplanet could ...