water-containing planet

Accordingly, NASA's Hubble telescope has the opportunity to observe space, suddenly discovering a strange astronomical system.

Scientists have discovered an extrasolar planet, not far from us, covered by a water-filled atmosphere.

HR 8799c, the name of the planet, about 130 light-years from Earth. It is quite far from its own star so astronomers can observe it easily.

BBC said, the planet, named GJ 1214b, was discovered in December 2009 by underground telescopes but astronomers only knew it was bigger than Earth and smaller than Jupiter. It is