Messier 54
۳ × 1018 m
Messier 54, or M54, or NGC 6715, is another globular cluster. It is in the Sagittarius Dwarf Galaxy, which would mean it's the first globular cluster outside of the Milky Way to be discovered.
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×۳ × 1018 m
Messier 54, or M54, or NGC 6715, is another globular cluster. It is in the Sagittarius Dwarf Galaxy, which would mean it's the first globular cluster outside of the Milky Way to be discovered.