Messier 23 photograph

Messier 23

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Distance to Earth2,149 light years
Constellation Sagittarius
Apparent magnitude (V)5. 5
Estimated age330±100 myr
Date of Reg.
Date of Upd.
ID1108187
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About Messier 23


Messier 23, also known as NGC 6494, is an open cluster of stars in the southern constellation of Sagittarius. It was discovered by Charles Messier on June 20, 1764. M23 can be found with binoculars or a modestly sized telescope.

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