r/spaceporn • u/joosth3 • Oct 07 '22

The tallest mountain in the solar system, Olympus Mons on Mars. It has a height of 25 km, Mount Everest is 'only' 8.8 km tall.

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u/BadAtPhotosynthesis Oct 07 '22

I asked this elsewhere already but wouldn’t an extinct volcano with a preexisting network of tunnels that are sheltered from surface conditions be a good place to build a colony?