Evidence Indicates There’s Another Planet the Size of Mars in Our Solar System https://interestingengineering.com/evidence-indicates-another-planet-size-of-mars-in-solar-system
interestingengineering.com
published 9/27/2021
author
Brad Bergan, John Loeffler
summary
Computer simulations hint that a Mars-sized twin of Earth could be lurking somewhere in the solar system's mysterious 'third zone'! Let's find it.
