Season 23 Episodes13
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All astronomers know of the catalogue of star-clusters and nebulae compiled 200 years ago by Charles Messier ; and ' hunting the M objects' is a favourite amateur pastime. Tonight Patrick Moore describes Messier and some of the objects which he listed.
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"The Man who Mapped the Nebulae" is episode 2 of The Sky at Night season 23. It aired on February 5, 1979.