Mars may not have been born alongside the other rocky planets
New origin story could explain mystery of Red Planet’s makeup
![Mars](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2017/05/050217_ts_Mars_main_FREE.jpg?fit=860%2C460&ssl=1)
FAR OUT Mars may have formed near what’s now the asteroid belt, much farther away from the sun than the other rocky planets.
ESA & MPS for OSIRIS Team, UPD, LAM, IAA, RSSD, INTA, UPM, DASP, IDA (CC BY-SA 3.0 IGO)