In the just-completed NASA Lunar Orbiter programme, five photo-laboratories have orbited the moon at 4,500 m.p.h.
Patrick Moore talks to H. J. P. Arnold about the sophisticated techniques involved in spacecraft photography.
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In the just-completed NASA Lunar Orbiter programme, five photo-laboratories have orbited the moon at 4,500 m.p.h.
Patrick Moore talks to H. J. P. Arnold about the sophisticated techniques involved in spacecraft photography.