Messier 22 - Globular Cluster

Messier 22 or NGC 6656 – globular Cluster

 74 subs at 5 seconds each – 30 ISO, Bortle 2 – 3

Total Data: 6 Minutes

 Taken with Celestron Origin with OLV software.

 Chester Rd, Masterton, NZ.

Thursday 21st May 2026

 Stacked and processed in Siril

Messier 22 (M22) or NGC 6656 is one of the brightest and closest globular clusters to Earth. Located about 10,000 light-years away in the constellation Sagittarius, it spans roughly 70–100 light-years across. Containing over 100,000 stars, it is uniquely known to harbour two black holes and six planetary-mass objects.