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BBC Four
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The Sky at Night
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Season 1973
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S1973E05
BBC Four
S1973E05: How Big Are The Planets?
The Sky at Night
· Season 1973
Aired 30 Apr 1973 at 9:00pm (UTC)
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Synopsis
Measurements of the planets with infrared
← E01: 1973 - An Exciting Year
E06: The Colours Of The Stars →
← Back to Season 1973
