Have you ever wondered what would happen if a planet full of aliens was ever discovered? It's pretty mind-boggling to think just how vast the universe could be, and how much life could actually exist ...

Scientists have peered through the atmosphere of a planet outside our solar system and discovered weather patterns "like something out of science fiction". For the first time ever, astronomers mapped ...

One of them is about 4.2 light years away - more than a whopping 24 trillion miles from Earth! Find out more here.

NASA has an ambitious “Super-Hubble” space camera project to seek out alien planets. Researchers are keen to identify and take pics of at least 25 potentially habitable worlds beyond our solar system.

Experts from the Carl Sagan Institute at Cornell University have pinpointed 45 Earth-like planets that could have perfect ...