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physical object > natural object > celestial body > collection of stars > galaxy > spiral galaxy > Sombrero galaxy |
Sombrero galaxy comparison table |
Subject | has purpose | is part of | is a kind of | has catalog | has classification criterion | has number of star | is an instance of | has synonym | has mass | has definition | has distance | has Messier number |
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Messier object | originally to catalog all objects which could be confused with a comet | celestial sphere | celestial body | Messier catalog | an object assigned a number by Charles Messier | from Earth | ||||||
spiral galaxy | galaxy | galaxy catalog | Subdivided according to the openness of the spiral arms as Sa spiral, Sb spiral or Sc spiral. | 106 to 1012 | 1010 to 1012 Msun | A galaxy with a prominent nuclear bulge and luminous spiral arms of gas, dust, and young stars that wind out from the nucleus. | ||||||
Sombrero galaxy | originally to catalog all objects which could be confused with a comet | celestial sphere | Messier catalog | Subdivided according to the openness of the spiral arms as Sa spiral, Sb spiral or Sc spiral. | 106 to 1012 | Messier object | NGC 4594 | 1010 to 1012 Msun | A spiral galaxy in the constellation Virgo. It was the first galaxy whose rotation was detected. | from Earth | 104 |
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