The effort of getting humans to Mars will be sufficiently large that adding a fe... | Hacker News

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rwmj on July 3, 2015 | parent | context | favorite | on: Compasses don't work on Mars, so how do you naviga...

The effort of getting humans to Mars will be sufficiently large that adding a few GPS satellites won't be a big deal.

Keyframe on July 3, 2015 [–]

Maybe one of the existing satellites could emit a radio beacon or something?

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