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The Whirlpool Galaxy lies at a distance of 23 [2] to 31 million light-years from Earth. [18] Based on the 1991 measurement by the Third Reference Catalogue of Bright Galaxies using the D 25 isophote at the B-band, the Whirlpool Galaxy has a diameter of 23.58 kiloparsecs (76,900 light-years). [2] [5] Overall the galaxy is about 88% the size of ...
The Whirlpool galaxy and Abell 2744, ... List of Solar System objects by size; ... List of galaxy groups and clusters.
This list is incomplete; you can help by adding missing items. ( August 2008 ) A spiral galaxy is a type of galaxy characterized by a central bulge of old Population II stars surrounded by a rotating disc of younger Population I stars.
One of the more significant galaxies in Canes Venatici is the Whirlpool Galaxy (M51, NGC 5194) and NGC 5195, a small barred spiral galaxy that is seen face-on. This was the first galaxy recognised as having a spiral structure, this structure being first observed by Lord Rosse in 1845. [ 12 ]
Sombrero Galaxy: 7 × 10 20 meters 50,000 light years 5 × 10 20 meters Black Eye Galaxy: 8.5 × 10 20 meters — Zettameter: 10 21 meters 10 21 meters Milky Way: 1.2 × 10 21 meters 120,000 light years 1.2 × 10 21 meters Andromeda: 1.5 × 10 21 meters 150,000 light years 1.5 × 10 21 meters Cartwheel Galaxy — 150,000 light years 1.5 × 10 ...
BX442 (Q2343-BX442 [1]) is a grand design spiral galaxy of type Sc. [1] It has a companion dwarf galaxy.It is the most distant known grand design spiral galaxy in the universe, with a redshift of z=2.1765 ± 0.0001. [1]
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