http://www.imdb.com/title/tt0072564/
 
http://www.wikiwand.com/en/Space:_1999

Space: 1999 is a British science-fiction television series that ran for two seasons and originally aired from 1975 to 1977.[1] In the opening episode, set in the year 1999, nuclear waste stored on the Moon's far side explodes, knocking the Moon out of orbit and sending it, as well as the 311 inhabitants of Moonbase Alpha, hurtling uncontrollably into space. The series was the last production by the partnership of Gerry and Sylvia Anderson and was the most expensive series produced for British television up to that time. The first season was co-produced by the British television ITC and the Italian television RAI, while the second season was produced solely by ITC