Messier 18
Messier 18 is an open cluster (OC) found in the constellation of Sagittarius . Here are some key stats on Messier 18 :
| Cluster name: | Messier 18 |
| Magnitude: | 6.9 |
| Constellation: | Sagittarius |
| Size (arc-minutes): | 5' |
| Age (my): | 17 my |
| Distance (ly): | ly |
| Right Ascension: | 18h 20.0m |
| Declination: | -17° 06' |