A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

A Catholic nun made a startling assertion about UFOs, cautioning that purported alien encounters are in fact a menacing ...

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

Study pinpoints which rocky worlds could hang on to a life-supporting atmosphere ...

Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

A polarizing Harvard astronomer has been appointed to lead a White House panel studying UFOs. Avi Loeb is leading a new ...

On a clear night, the sky may seem peaceful and empty. Yet beyond the stars visible to our eyes lies a universe so vast that it is difficult to imagine. Our gal ...

A newly discovered and potentially habitable exoplanet scientists are calling Earth’s “next-door neighbor” could be the next ...

Disclosure Day had people talking for its fresh take on alien contact and powerful sci-fi themes. These films follow the same ...