The Sky at Night-Season 21
Watched 0 of 13 episodes this season
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Jan 17, 1977
S21E01 - Sirius, the Dog-Star
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Feb 17, 1977
S21E02 - Travel in Space and Time
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Mar 16, 1977
S21E03 - The Mapping of Mercury
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Apr 20, 1977
S21E04 - Celebrates its 20th anniversary
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May 18, 1977
S21E05 - The Solar Cycle
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Jun 15, 1977
S21E06 - Uranus - the Second Ringed Planet?
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Jul 20, 1977
S21E07 - The New Infra-red Telescope
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Aug 10, 1977
S21E08 - The Swan in the Sky
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Sep 7, 1977
S21E09 - The Voyager Missions
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Sep 28, 1977
S21E10 - Stars of the Far South
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Oct 24, 1977
S21E11 - The Amateur Astronomer
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Nov 23, 1977
S21E12 - Why Do the Planets Shine?
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Dec 14, 1977
S21E13 - Suns, Space-ships, and Bug-eyed Monsters