Contact: Steve Koppes
University of Chicago
Caption: This image shows the relative size of the inner planets of the solar system (from l-r): Mercury, Venus, Earth and Mars. New research conducted by scientists at the universities of Chicago and Miami supports the idea that Mars owes its small size to its relatively rapid formation.
Credit: Lunar and Planetary Institute
Usage Restrictions: News organizations may use this image in connection with reports about the Mars research of Nicolas Dauphas and Ali Pourmand.
Related news release: Mars formed rapidly into runt of planetary litter