Here’s my conversation with Charles Miller of NexGen Space, which just released a study showing NASA could land humans on the moon in the next 5-7 years, then build a permanent lunar base a decade after that — and it wouldn’t cost any more money than is already in the budget. I asked him how that’s possible, whether humans need to go back to the moon when we can send robotic missions, and who will own the materials we mine from under the lunar surface.

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