Earth-like planets have Earth-like interiors
Monday, February 8, 2016 - 14:44
in Astronomy & Space
Every school kid learns the basic structure of the Earth: a thin outer crust, a thick mantle, and a Mars-sized core. But is this structure universal? Will rocky exoplanets orbiting other stars have the same three layers? New research suggests that the answer is yes -- they will have interiors very similar to Earth.