Astronomers believe that they have discovered a gas giant in orbit around the star Alpha Centauri A.
Astronomers have discovered what could be an indication of a previously undiscovered extrasolar world.
The mission would involve traveling 4.3 light years at around ten per cent of the speed of light.
Stephen Hawking is hoping to send a space probe to a potentially habitable world around Alpha Centauri.
The Very Large Telescope (VLT) in Chile will soon be seeking out habitable worlds around Alpha Centauri.
An ambitious new project is aiming to make interstellar travel a reality within just three decades.
There could be two potentially habitable planets in a binary star system just 4.3 light years away.