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

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

Life on Earth is a precious thing, especially given what astronomers know about the visible universe. Although researchers have so far identified over 6,000 exoplanets beyond our solar system, only a ...

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.

There is a category of planet that belongs to no star. It was thrown clear of its solar system early in the chaos of ...

Add Yahoo as a preferred source to see more of our stories on Google. Some exoplanets, like the one shown in this illustration, may have atmospheres that could make them potentially suitable for life.

A planet orbiting the star GJ 887 may be the closest object to Earth with good prospects for supporting life, although confirming that will not be easy. The newly discovered “super-Earth” with a mass ...

Anyone familiar with the search for alien life will have heard of the "Goldilocks Zone" around a star. This is defined as the orbital band where the temperature is just right for liquid water to pool ...

Scientists have discovered 45 "Earth-like" planets which could potentially harbour life. Researchers at the Carl Sagan ...

A new study challenges the traditional boundaries of the habitable zone, showing that liquid water could exist on the dark ...