Astronomers have discovered that sulfur may be a key to helping us narrow down our search for life on other planets. It's not ...

Alien life might have flourished in ‘vacation-style beaches’ on Mars, scientists say - Red Planet may have supported alien ...

If you want to find clouds, haze and water—signs of potential habitability—in a planet's atmosphere orbiting a distant star, you'd better be prepared to look carefully and repeatedly.

Astronomers for the first time have deciphered the three-dimensional structure of the atmosphere of a planet beyond our solar ...

If we're looking for life as we don't know it, the best solvent out there may be concentrated sulfuric acid — the stuff ...

Astronomers have identified sulfur as a potentially crucial indicator in narrowing the search for life on other planets.

Located 900 light-years away in the constellation Puppis, WASP-121b is an ultra-hot Jupiter, a gas giant orbiting its star so ...

Aliens might also be looking out for atmospheric technosignatures. They're clues in Earth's atmosphere that show signs that the planet is occupied ... be possible for water to exist.

Using data from a Mars rover, a team of scientists have identified hidden layers of rock under the Red Planet's surface that ...

Some scientists think alien life could thrive in ... because the same processes that equip a rocky planet with ammonia are also likely to stock it with water, and when that happens, the two ...