Did NASA discover city lights on an alien planet? This video explores the implications and details of the findings that ...

Rocky, the adorable alien creature in Project Hail Mary, lives in relatively close proximity to the home world of an iconic ...

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s ...

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

Life on Earth is a precious thing, especially given what astronomers know about the visible universe. Although researchers ...

The images that recently have gone viral actually date back to 2001.

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

Despite the universe's vastness, containing billions of stars and galaxies, humanity has yet to encounter alien life. Scientists are actively searching for habitable planets and signs of life, but the ...

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

Oxygen has been the most important gas in our search for life among the cosmos thus far. On Earth, we have it in abundance ...

A small group of distant worlds may hold the clues to life beyond Earth. Astronomers searching for life beyond Earth have ...

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