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

"Awards like these are a critical component of our incubator program for future missions, which combines government ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

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 ...

Explore how astronomers aim to identify signs of alien life by analysing the atmospheres of distant exoplanets through ...

UC Berkeley researchers narrow down two decades of space data to focus on 100 mysterious signals from the stars.

Scientists have assembled a catalogue of more than 2,000 stars that could be supporting alien life. Researchers behind the ...

Mars, Europa and Enceladus are the three most promising locations in the solar system to search for life living off cosmic rays. When you purchase through links on our site, we may earn an affiliate ...

A composite view of Mars taken by the Viking I and II probes. NASA/USGS In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The ...

A new SETI methodology focuses on detecting the "spillover" from directed interstellar communications, mirroring how we communicate with our own spacecraft, rather than relying on broad, speculative ...

White dwarf stars, like this one shown shrouded by a planetary nebula, are much smaller than stars like our Sun. NASA/R. Ciardullo (PSU)/H. Bond (STScI) The Sun will someday die. This will happen when ...