An icon in the shape of a lightning bolt. Impact Link Outer space is big. Really, really, really big. And that's why NASA has no plans at present to send a spacecraft to any of the 1,876 known planets ...

As Alpha Centauri moves away from its companion star, astronomers are training new instruments on the system -- hoping to catch sight of an elusive "superhabitable" planet. Share on Facebook (opens in ...

The third-brightest star in the sky, Alpha (α) Centauri, gleams in the southern constellation Centaurus. Since it is positioned at a declination of almost –61°, only stargazers located south of ...

The ESO’s Very Large Telescope looms in the foreground of this image, and a star map has been superimposed on the night sky to show the locations of Alpha Centauri and Proxima Centauri. (ESO Photo) ...

Yesterday, the European Southern Observatory announced they’d confirmed the existence of a planet in Alpha Centauri, the star system nearest to Earth. For many of us, it was like a dream come true. In ...