SEATTLE – NASA has discovered the smallest planet ever seen beyond our solar system – a rocky world just 1.4 times larger than Earth – using its planet-hunting Kepler observatory. The planet, called ...
A big, hot rock made its debut Tuesday. It's a planet orbiting a star 560 light-years away, and it is claimed to be the smallest planet discovered outside our solar system. Astronomers have found ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback