quote · Words worth keeping
Supplying fuel for a Mars expedition from the lunar surface is often suggested, but it's hard to make it pay off - Moon bases are expensive, and just buying more rockets to launch fuel from Earth is relatively cheap.
Supplying fuel for a Mars expedition from the lunar surface is often suggested, but it's hard to make it pay off - Moon bases are expensive, and just buying more rockets to launch fuel from Earth is relatively cheap.
Historical period not yet established
Meaning not yet available
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- Author or tradition
- Henry Spencer
Attribution: attributed - Country attributed
- Not established
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- Historical period not yet established
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Supplied reference C; CSV row 437845; supplied attribution, independently unverified
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