The huge space rock is due to pass within a safe distance of our planet at the beginning of September.
Two upcoming Mars rover missions will attempt to determine if the Red Planet was once home to life.
Scientists have uncovered what is now believed to be the largest volcanic region on the planet.
Astronomers have found an extrasolar world with what has been described as a 'glowing water atmosphere'.
The new employee will be tasked with, among other things, protecting Earth from alien contamination.
An asteroid due to pass the Earth in October is to become a target for a planetary defense exercise.
Astronomers believe that they may have found, for the first time, a moon orbiting an extrasolar planet.
For the first time ever, an asteroid deflection technique for planetary defense is set to be tested out.
Astronomers have suggested that there may be more than one mystery planet in the outer solar system.
ESA is set to launch a new satellite that will seek out potentially habitable extrasolar planets.
A mass extinction event 200 million years ago made it possible for the dinosaurs to dominate the planet.
Scientists believe that these new worlds lie in the 'Goldilocks zone' of their respective solar systems.
The SpaceX CEO has been working towards his goal of seeing mankind become an interplanetary species.
At twice the size of Jupiter, KELT-9b experiences temperatures in excess of 4300 degrees Celsius.
NASA's Mars Reconnaissance Orbiter has discovered a rather unusual feature on the planet's surface.
Scientists have been trying to work out what the weather might be like on this recently discovered world.
Astronomers have been analyzing the atmosphere of a Neptune-sized planet located 430 light years away.
The US Air Force's mysterious space plane has landed in Florida after spending nearly two years in orbit.
Scientists have announced the discovery of a freezing Earth-mass world 13,000 light years away.
A large terrestrial planet located 40 light years away could be the perfect place to search for ET.