- Scientists calculate minimum number of astronauts needed to build and maintain Mars colony The Independent
- Mars Simulation Finds One Personality Type Should Probably Not Colonize The Red Planet IFLScience
- It takes just 22 people to start a Mars colony, new study claims BGR
- 22 people are enough to build and sustain Martian colony Interesting Engineering
- What Is the Perfect Number of People for a Mars Colony? Syfy
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