Scientists have discovered one of the most Earth-like extrasolar worlds ever seen and they almost missed it.
The ground-breaking space telescope that discovered more than 2,600 exoplanets has finally run out of fuel.
An extrasolar world 500 light years away could be the most promising place yet to look for alien life.
The incredible new haul has more than doubled the total number of known extrasolar worlds to over 3,200.
The space agency will be revealing the latest findings of its Kepler Space Telescope tomorrow afternoon.
Kepler-452b, the most Earth-like world ever found outside our solar system, is 1400 light years away.
Astronomers using the Kepler Telescope have found the most Earth-like extrasolar planet ever discovered.
The newly found Kepler 438b is being hailed by astronomers as the most Earth-like world ever found.
NASA's Kepler space telescope has made its first discovery since being crippled by a technical fault.
Astronomers have located an Earth-sized world within the 'Goldilocks zone' of a distant solar system.
The record-breaking haul of newly discovered worlds comes courtesy of the Kepler Space Telescope.
Kepler 78b is 400 light years away, is a similar size to the Earth and has a surface covered in lava.
NASA's highly successful planet hunting orbital telescope has suffered a serious equipment failure.
NASA's Kepler mission has found several new potentially habitable planets orbiting distant stars.
The Kepler space telescope has once again identified a promising Earth-like world around a distant star.
NASA's Kepler Space Telescope has found a planet being destroyed by the heat of its own parent star.
Kepler-22b is at just the right distance from its star for liquid water to exist on its surface.
Kepler has found something unlike anything seen before - two planets sharing the same orbit.
Data from NASA's Kepler telescope suggests there are 50 billion planets in the Milky Way.
It is believed that more than 50 of those discovered may be able to support life as we know it.