A relatively nearby extrasolar world discovered back in 2004 has since disappeared without a trace.
Scientists have discovered one of the most Earth-like extrasolar worlds ever seen and they almost missed it.
Scientists have identified an extrasolar planet with some of the most hostile surface conditions ever seen.
Astronomers have discovered a huge planet orbiting the burnt-out husk of a star that was once like the Sun.
Water vapor has been identified on what is being hailed as the most habitable exoplanet found to date.
Astrophysicists have discovered a way to detect the surviving cores of planets orbiting white dwarf stars.
The new worlds are so much like our own that both are now on a list of the 19 planets most likely to support life.
According to a new study, many planets in the so-called habitable zone can only support single-celled organisms.
Scientists have identified a potential new way to detect the presence of extraterrestrial life on distant worlds.
Scientists at JPL have been working to simulate the atmospheric conditions found on 'hot Jupiter' planets.
Astronomers have revealed the discovery of a 'super-Earth' around a star that is a mere six light years away.
Astronomers have found what is thought to be the first confirmed moon in orbit around an extrasolar world.
A mere two months after beginning operations, NASA's TESS spacecraft has found two new extrasolar worlds.
The extrasolar planet known as Kelt-9b is so hot that its atmosphere contains vaporized iron and titanium.
A large Earth-like world has emerged as the most likely place to look for life outside of our solar system.
NASA's Transiting Exoplanet Survey Satellite (TESS) is now on the hunt for habitable extrasolar worlds.
An extrasolar world 500 light years away could be the most promising place yet to look for alien life.
Astronomers have found a solar system 160 light years away with three planets roughly the size of our own.
For the first time ever, scientists have detected helium in the atmosphere of a planet in orbit around a distant star.
On planets more massive than the Earth, launching things in to space will be a lot more challenging.