Overview:Patrick Moore and Roger Griffin talk about these pairs of suns revolving round each other, and how they help astronomers to measure the masses of the stars.
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First Air Date: Apr 24, 1957Last Air date: Aug 15, 2025Season: 69 SeasonEpisode: 844 EpisodeRuntime: 30:45 minutesQuality: HDIMDb: 2.7 / 10 by 13 usersPopularity: 3.128Language: en
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