Astronomy View all facts Glossary Help |
physical object > natural object > celestial body > collection of stars > star cluster > globular cluster > class IV globular cluster > M 28 |
M 28 (NGC 6626) | ||||
subject | fact |
M 28 | is a part of Sagittarius | |
is a part of halo | ||
has Messier number 28 | ||
has reference NED, SIMBAD | ||
has synonym NGC 6626 | ||
has discovery date 1764 | ||
has discoverer Charles Messier | ||
has image | ||
is an instance of class IV globular cluster | ||
is an instance of Messier object | ||
Messier object | has apparent dimension | |
has apparent magnitude | ||
is a part of celestial sphere | ||
has distance from Earth | ||
has catalog Messier catalog | ||
has purpose originally to catalog all objects which could be confused with a comet | ||
celestial body | has spectra | |
globular cluster | has diameter about 100 light-years | |
has orbit elongated, around the galactic center | ||
is a part of halo | ||
has age oldest stellar formation in the Galaxy | ||
has number of stars 105 to 106 | ||
has spectra low abundances of heavy elements | ||
has velocity very high | ||
has mass 104 to 106 Msun | ||
has location most are in the halo some are members of the thick disk | ||
physical object | has angular momentum | |
has momentum | ||
has temperature | ||
has volume | ||
has extent | ||
has material |
Next class IV globular cluster: M 62 Up: class IV globular cluster, Messier object Previous class IV globular cluster: M 15