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abstraction > data collection > astronomical catalog > nebula catalog > Messier catalog

Messier catalog comparison table

Subject	is a kind of	has definition
nebula catalog	astronomical catalog
Messier catalog	nebula catalog	One of the earliest catalogues of nebulous-appearing astronomical objects, compiled in 1781 by the French astronomer Charles Messier. Messier's catalogue included many objects that were later realized to be galaxies.

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