We know that Mars once had an Earth-like atmosphere dense enough to support liquid water on the surface of the planet, we’ve found the dry riverbeds and the presence of minerals only formed in water to prove it. We’re also pretty sure that the planet slowly lost that atmosphere into the depths of space on [...]
We know that Mars once had an Earth-like atmosphere dense enough to support liquid water on the surface of the planet, we’ve found the dry riverbeds and the presence of minerals only formed in water to prove it. We’re also pretty sure that the planet slowly lost that atmosphere into the depths of space on [...]
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