The Sky at Night

Season 11, Episode 4

Episode Title: The Craters on the Moon

Air Date: 1967-03-31

Overview:

Close-up photographs of prospective lunar landing-sites are rapidly increasing our knowledge of the moon's surface. But how strong is the evidence that the lunar craters were formed by the same kind of volcanic activity as Earth calderas? Patrick Moore puts this question to a geologist, Dr. G.J.H. McCall.