Phobos' orbit prevents a traditional geostationary space elevator on Mars, but it is possible instead to build a downward space elevator from Phobos itself humanmars.net Submitted by Icee777 t3_zh3mao on December 9, 2022 at 5:45 PM in Futurology 54 comments 127
gilareefer t1_izl0iv7 wrote on December 9, 2022 at 9:44 PM It would be cool if we found out that obelisk on Phobos is the remains of an ancient space elevator Permalink 4
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