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BBC Four
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The Sky at Night
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Season 1971
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S1971E04
BBC Four
S1971E04: A Black Hole In Space
The Sky at Night
· Season 1971
Aired 01 Apr 1971 at 9:00pm (UTC)
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← E01: The Approach Of Mars
E05: Jupiter - The Other Magnetic Planet →
← Back to Season 1971
