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

6000 exoplanets narrowed to 45 rocky worlds with conditions that may support life, helping telescopes focus on the most ...

The fictional biologist in ‘Project Hail Mary’ claims that potential alien organisms might not be made of carbon or require ...

Astronomers have narrowed down the cosmic search for life, identifying fewer than 50 rocky planets among thousands of known ...

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

Unlike our Moon, they can keep water in oceans liquid for more than 4 billion years.

Scientists have identified 45 Earth-like exoplanets that are the strongest known candidates for hosting extraterrestrial life.

Scientists hunting for life beyond Earth have long thought that water is one of the key indicators. But a group of experts now says that looking for life on water–rich planets could be a waste of time ...

Want to be a top notch candidate for hosting alien life? Then there's a few key requirements you should be aware of: Ideally, you're a large object like a moon or a planet; scientists suspect you also ...

Scientists might have just found Earth's icy, distant cousin a few hundred light-years away. HD 137010 b is one of thousands of exoplanets, or planets that orbit other stars, and is potentially the ...

Astronomers have discovered a strange new world just 35 light-years from Earth – one permanently covered in a vast ocean of ...