There is a lot of documentation about what’s been left on the Moon – but it’s amazing how much we don’t know. There are things that have gone missing, like part of a thermal blanket that got ripped off a landing module. There are things that may have gone up there that we didn’t know about. An Apollo test module went walkabout in solar orbit and has only recently been found again. This is actually where archaeology becomes interesting. I don’t believe, for example, that anyone has ever fully documented the position of all of the boot prints of the Apollo astronauts on the Moon. We know what they look like. We know that they’re there. They’re reproduced in countless
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