Re: water
Same goes for manned Moon systems with Moon orbit re-fueling - use water for shielding -
and in this case, the economics of payback for an observatory on the Moon are staggering -
EP
Space/Science » in reply to water
Same goes for manned Moon systems with Moon orbit re-fueling - use water for shielding -
and in this case, the economics of payback for an observatory on the Moon are staggering -
EP