Astronomers believe that they may have found, for the first time, a moon orbiting an extrasolar planet.
ESA is set to launch a new satellite that will seek out potentially habitable extrasolar planets.
At twice the size of Jupiter, KELT-9b experiences temperatures in excess of 4300 degrees Celsius.
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.
Astronomers have detected an atmosphere around GJ 1132b - a planet situated 39 light years away.
Scientists at JPL have come up with an ambitious new plan to get a better look at extrasolar planets.
The significant haul of new worlds includes a potentially habitable 'super-Earth' with a rocky surface.
Extrasolar planets may not be the only place where it is possible to find signs of extraterrestrial life.
Scientists believe that a nearby extrasolar planet is 'likely' to be capable of supporting alien life.
The newly discovered exoplanet experiences days lasting up to 140 Earth-years thanks to its trio of suns.
Astronomers have identified three new terrestrial worlds around a relatively close 'ultracool' star.
A potentially habitable terrestrial planet has been discovered in the relatively nearby Wolf 1061 system.
Astronomers have been able to map the weather conditions of an extrasolar planet for the first time.
A newly identified extrasolar planet is so close by that it should be possible to observe its atmosphere.
Members of the public have been asked to help determine what to call 32 distant extrasolar worlds.
Astronomers have identified the smallest ever exoplanet to be directly photographed through a telescope.
Astronomers using the Kepler Telescope have found the most Earth-like extrasolar planet ever discovered.
Astronomers have identified a planet the size of Mars orbiting a star 200 light years from the Earth.
The space agency has formed a new coalition of scientists from a wide range of different fields.