The Black Hole Weigh-In

Dec 11, 1983 on BBC FOUR at 10:00 PM


Recent ability to 'weigh' black holes helps to understand the nature of them

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Discoveries In Space
Season 1983 Episode 12

Nov 20, 1983

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The Winter Sky
Season 1984 Episode 1

Jan 08, 1984

Guest stars

Dr Michael Penston