Astronomers believe that desert planets similar to Tatooine in Star Wars might actually be common.
There could be two potentially habitable planets in a binary star system just 4.3 light years away.
NASA has revealed that the rover has found further evidence of organic molecules on the Red Planet.
An image of a 'mushroom cloud' on the Red Planet has caught the attention of conspiracy theorists.
Scientists have argued that a nearby Earth-like world dismissed as 'noise' is actually a real planet.
NASA has revealed that another mysterious bright spot has been discovered on the dwarf planet's surface.
A red dwarf star is thought to have passed within one light year of our planet 70,000 years ago.
Scientists have been left scratching their heads over a 1,000km plume spotted high above the planet Mars.
Some extrasolar planets that appear to be habitable may have lost the capacity to support life long ago.
Scientists have discovered that there is another core nestled deep within the inner core of our planet.
Scientists in Australia have determined that Earth-like planets are likely to be commonplace.
Astronomers have found a planet with rings over 200 times larger than those found around Saturn.
A solar system dating back billions of years points to the likelihood that Earth-sized worlds are common.
Astrobiologists believe that they have found evidence of alien life in our planet's atmosphere.
Evidence suggests that two planets larger than the Earth may be present in the outer solar system.
Scientists are experimenting with new ways to explore volcanic fissures and vents on other planets.
The newly found Kepler 438b is being hailed by astronomers as the most Earth-like world ever found.
NASA's explorary orbiter is due to go in to orbit around the enigmatic dwarf planet in March 2015.
A team of science students is hoping to become the first to grow plants on the surface of the Red Planet.
Moscow State University will be storing the DNA of every living creature on the planet.