We all need some space sometimes—but it's harder to find than you might think. How far into our universe do we have to go to ...

Discover the concept of terraforming through science fiction and scientific origins, focusing on the potential habitability ...

In the hunt for extraterrestrial life, we usually look for planets orbiting sun-like stars and icy moons. But there is ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

From lava worlds to gas giants, NASA says the variety of these worlds is staggering—and that signs of a further 8,000 distant ...

After marking the 30th anniversary of the discovery of the first exoplanet around a sun-like star, we now look forward to ...

Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...

ESO's Very Large Telescope has observed a rogue planet and revealed that it is eating up gas and dust from its surroundings ...

Some habitable worlds orbiting dead stars could be kept alive for aeons thanks to a quirk of Einstein’s theory of gravity ...

Astronomers have discovered new evidence that suggests the possibility of an unknown planet in our solar system's farthest reaches. The study, published in the Monthly Notices of the Royal ...

That raises the possibility that the TRAPPIST-1e exoplanet could also have liquid water and therefore support life.

Centripetal force is the real inward pull that keeps objects moving in circles, while centrifugal force is the apparent outward push we only feel in rotation.