Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

The search for aliens has led astronomers to scour the farthest reaches of the cosmos for signs of life. But a new study suggests that we might not need to look so far from home. According to NASA ...

Imagine if the nearest intelligent aliens were not across the street, not across the solar system, but on the far side of the Milky Way, some 33,000 light-years away from Earth. That’s the scenario ...

LONDON (AP) - Astronomers have found possible chemical signs of life on a distant planet outside our solar system, though they caution more work is needed to confirm their findings. The research, led ...

Could alien life be hiding just 120 light-years away? That’s the question raised by a new study led by Professor Nikku Madhusudhan of the University of Cambridge’s Institute of Astronomy. Published on ...

Science fiction writer and futurist Arthur C. Clarke once said, “Two possibilities exist: either we are alone in the universe or we are not. Both are equally terrifying.” And perhaps that fear is what ...

Three years into its mission, the James Webb Space Telescope has advanced the search for alien life more than any machine before it. What will it find next? When you purchase through links on our site ...