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

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

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

A study from Cornell University discovered that a particular purple “light fingerprint” could be indicative of ...

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

A small group of distant worlds may hold the clues to life beyond Earth. Astronomers searching for life beyond Earth have narrowed down the most promising places to look. Out of more than 6,000 known ...

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

When it comes to the space sciences, nothing is quite as exciting as the search for alien life, and NASA thinks it has a good idea of where to look.

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

Recent observations suggest that scientists have identified potential microbial fingerprints in the atmospheres of other planets, raising intriguing questions about the possibility of alien life ...

Life may not get blasted off any of the known "super-Earth" worlds as readily as it can from our planet, scientists find. The discovery suggests that any intelligent aliens that develop on such ...

If we discover alien life, what will it look like? We have no way of knowing, but the hunt for extraterrestrial life can now include purple bacteria, according to a group of astronomers who are ...