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comrh
on July 3, 2015
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Compasses don't work on Mars, so how do you naviga...
~7
https://en.wikipedia.org/wiki/Category:Artificial_satellites...
lmm
on July 3, 2015
[–]
Looks like 5 of those are active rather than proposed.
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Search:
https://en.wikipedia.org/wiki/Category:Artificial_satellites...