|Observation data (J2000 epoch)|
|Distance||33.6 kly (10.3 kpc)|
|Other designations||NGC 7078, GCl 120|
Messier 15 is a globular cluster in the constellation of Pegasus. This globular cluster was discovered by Jean-Dominique Maraldi in 1746. M15 is about 33,600 lightyears from Earth, and 175 lightyears in diameter. It has more than 100,000 stars, 112 variable stars and 8 pulsars. M15 also contains Pease 1, the first planetary nebula discovered in a globular cluster.
References[change | change source]
- Messier 15 on astropix
- Cohen, J. G.; Gillett, F. C. (1989). "The peculiar planetary nebula in M22". Astrophysical Journal 346: 803–807. .