Category Archives: Astronomy

New Planets: Earth-Sized Kepler Exoplanets Discovered

Scientists are one Earth-sized step closer to discovering a planet outside our solar system that could be suitable for life.

In a study published online Tuesday in the journal Nature, NASA announced the discovery of Kepler-20e and Kepler-20f, two exoplanets — planets outside the Solar System — that are about the size of Earth and orbit a star similar to the sun. Read the rest of this entry