If we're to find extraterrestrial life in the universe, astronomers have pinpointed the best places to look for it. They have ...

Out of the 6,000 known exoplanets, it's these rocky worlds that are most worthy of attention in the search for life beyond our planet.

IMAGES of an unusual pyramid-shaped structure on Mars that look like those in Egypt have reignited wild theories about aliens ...

Mystery Over 'Aliens.gov' After Registry Reports Surface ...

Andy Weir discusses his science-fueled novel “Project Hail Mary,” which has been adapted into a film that opens in theaters ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian ...

Beneath Triton’s frozen surface, scientists believe a vast subsurface ocean may exist. If confirmed, this distant moon could ...

By Will Dunham WASHINGTON, March 16 (Reuters) - Astronomers have spotted a planet orbiting a star in our neighborhood of the ...

Astronomers have spotted a molten alien planet orbiting a star in our neighbourhood of the Milky Way galaxy that has a surface not unlike a vision of hell.

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder to detect.

Titan, Saturn's largest moon, happens to share some truly remarkable geophysical and geological processes with our home ...