For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small ...

Alien life on a new planet “may not have DNA like humans but might walk on two legs”, experts have revealed. It follows the discovery of an extraterrestrial world around 120 light years away from ...

K2-18b resides within the habitable zone of its star, making the presence of liquid water and thus life possible. Using the James Webb Space Telescope, researchers detected molecules in K2-18b's ...

An illustration shows what exoplanet K2-18b might look like based on data from NASA's James Webb Space Telescope. K2-18b is 8.6 times as massive as Earth, orbits the cool dwarf star K2-18 in the ...

Discovering extraterrestrial life has tantalized the public imagination as far back as Epicurean philosophers in Ancient Greece. Yet despite centuries of speculation, the search for alien lifeforms ...

A large sub-Neptune-sized planet revolving around a red dwarf star 124 light years away has been the topic of debate among several scientists in recent months. According to models from a group of ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

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 ...

Alien life could exist on hot, rocky planets, sustained not by water but by a type of salty fluid, new research suggests. Reading time 3 minutes The search for alien life usually hinges on finding the ...

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 ...

Just 4.3 light years from Earth lies a star called Alpha Centauri A, which is famous for being the nearest star that resembles our own Sun. In the popular Avatar movies, this star's system is home to ...