Worlds upon worlds await us in the cosmos and we’re finding more all the time. Before 1992, we weren’t even completely certain planets existed outside of our solar system. Now, astronomers are finding ...

Planets that once lived only in pulp novels and movie concept art are now turning up in real data. Astronomers are not just ...

Water may not be essential to support life, and an entirely different type of liquid could do the same in alien worlds, a new study claims. Until now, water has been considered a requirement for life ...

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 ...

Just two decades after astronomers discovered the first exoplanet, NASA has confirmed the existence of 6,000 alien worlds. The total will rise even quicker as next-generation telescopes take flight.