Star Cluster
One of the densest globular clusters in the Milky Way, whose core has collapsed into an extremely tight concentration of stars.
| Type | Star Cluster |
|---|---|
| Cluster type | Globular |
| Distance from Earth | 35,700 ly |
| Diameter | 1,656,000,000,000,000 km |
| Mass | 1.11 × 10^36 kg |
| Apparent magnitude | 6.2 |
| Redshift | 0 |
| Discovered | 1746 |
At 1,656,000,000,000,000 km across, Great Pegasus Cluster (M15) is 129,963,898,917 times the diameter of Earth.
Its mass is 560,080 times the mass of the Sun.
The light reaching us from Great Pegasus Cluster (M15) tonight left it around 35,700 years ago.
It has been on record since 1746.
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