Space/Science — HabitableZone

Space/Science » in reply to Along with the Earth and Moon

re: Along with the Earth and Moon

Iteresting, Steve!
I've recently read the reason why only Apollo 15's laser reflector can be used when bathed by sunlight (something I heard from one of the guys who sends laser pulses from the CERGA in France) is that it has 300 mirrors while the others have 100.

Raoul

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