🔭 M22 — Great Sagittarius Cluster
Globular cluster in Sagittarius
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M22, Great Sagittarius Cluster is a globular cluster in the constellation Sagittarius, with an apparent magnitude of about 5.1, roughly 10.6 thousand light-years away.
Data
| Catalogue designation | M22 |
|---|---|
| Common name | Great Sagittarius Cluster |
| Object type | Globular cluster |
| Constellation | Sagittarius |
| NGC / IC | NGC 6656 |
| Apparent magnitude | 5.1 |
| Distance (approx.) | 10.6 thousand light-years |
What a globular cluster is
A dense, spheroidal ball of hundreds of thousands of old stars orbiting a galaxy’s halo. Through a small telescope they look like fuzzy stars; in a large one they resolve into glittering swarms.
Other Messier objects in Sagittarius: M8, M17, M18, M20, M21, M23, M24, M25, M28, M54, M55, M69, M70, M75.
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