Inner Solar System May Have Harbored Super-Earths 4.5 Billion Years Ago

A new study, published March 23 in the Proceedings of the National Academy of Sciences, suggests that Jupiter’s inward-outward migration early in the Solar System’s history could have destroyed a first generation of giant terrestrial planets, called super-Earths, and set the stage for the formation of Earth, Mars and other planets that the inner Solar [...] —> Read More