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.
Data collected by the Curiosity rover has suggested that Mars could have supported life for a very long time.
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.
Scientists have announced the discovery of a freezing Earth-mass world 13,000 light years away.
A species of caterpillar known to eat wax inside beehives has been found to eat plastic bags as well.
A large terrestrial planet located 40 light years away could be the perfect place to search for ET.
Astronomers have detected an atmosphere around GJ 1132b - a planet situated 39 light years away.
Astronomers from around the world have been combining their efforts to seek out the new planet.
Scientists at JPL have come up with an ambitious new plan to get a better look at extrasolar planets.
Scientists have put forward a plan to terraform Mars by surrounding the planet with a magnetic field.
NASA has announced the discovery of seven new planets including three within their star's habitable zone.
The space agency is due to announce its latest findings at a press conference on Wednesday morning.
The move, if successful, could mean that our own solar system actually has more than 100 planets in it.
The significant haul of new worlds includes a potentially habitable 'super-Earth' with a rocky surface.
The experimental tether had been designed to help solve the problem of space junk in Earth's orbit.