Can Mars Support Life?
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spacex starshiplife on marsliving on marsspacewhat happens ifMysterious spaceMysteriousuniverseMysteriousspacescienceplanetouter spacemeteoritemysterious spacewhat if cosmoswhat if scenariohypotheticalspace explorationspacexelon muskmars dronenasa ingenuityingenuity helicoptermethane engineradiation shieldingmars atmospherecarbon dioxidesettlersmars helicopterculturessatellitespace colonycity on marsmarsdesolatepropose