Mars formed rapidly into runt of litter

(PhysOrg.com) -- Mars developed in as little as two to four million years after the birth of the solar system, far more quickly than Earth, according to a new study published in the May 26 issue of the journal Nature. The red planet’s rapid formation helps explain why it is so small, say the study’s co-authors, Nicolas Dauphas at the University of Chicago and Ali Pourmand at the University of Miami (UM) Rosenstiel School of Marine & Atmospheric Science.

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