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.
piral galaxies
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References
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List of nearest galaxies — This is a list of galaxies nearest to Earth. Note that near in intergalactic terms still means thousands or millions of light years away (in comparison to say, the moon, which is about one light second away). Galaxies occur in groups or clusters… … Wikipedia
List of galaxies — This is a list of notable galaxies.List* 4C 37.11 * Abell 1835 IR1916 * AM 0644 741 * Andromeda Galaxy (M31/NGC 224) * Andromeda I * Antennae Galaxies (NGC 4038/NGC 4039) * Aquarius Dwarf * Arp 299 pair of colliding galaxies; has six recorded… … Wikipedia
Spiral galaxy — A spiral galaxy is a galaxy belonging to one of the three main classes of galaxy originally described by Edwin Hubble in his 1936 work “The Realm of the Nebulae” [cite book |last=Hubble |first=E. P. |authorlink=Edwin Hubble |title=The Realm of… … Wikipedia
List of Milky Way's satellite galaxies — The Milky Way Galaxy has several smaller galaxies gravitationally bound to it, as part of the Milky Way subgroup. This subgroup is part of the local galaxy cluster, the Local Group. The Milky Way s satellite galaxies include the following: Name… … Wikipedia
List of NGC objects (1–1000) — Contents 1 1–100 2 101 200 3 201–300 4 301–400 5 401– … Wikipedia
List of the most distant astronomical objects — This article documents the farthest known astronomical objects, and the time periods in which they were so classified. Contents 1 List of most distant objects by type 2 Most distant astronomical object recordholders 3 List of most distant objects … Wikipedia
List of NGC objects (4001–5000) — Contents 1 4001 4100 2 4101 4200 3 4201 4300 4 4301 4400 5 4401 4500 … Wikipedia
List of NGC objects (3001–4000) — Image of the spiral galaxy NGC 3244 was taken with the help of the President of the Czech Republic, Václav Klaus, during his visit to ESO s Paranal Observatory[1] This is a list of objects 3001 4000 in the New General Catalogue (NGC). The… … Wikipedia
List of NGC objects (1001–2000) — Contents 1 1001 1100 2 1101 1200 3 1201 1300 4 1301 1400 5 1401 1500 … Wikipedia
List of Gurren Lagann mecha — Gunmen (ガンメン, Ganmen?) are the main type of mecha used in the anime series Tengen Toppa Gurren Lagann. The name itself means face/facade (顔面 ガンメン Face Surface); unsurprisingly, the mecha themselves are centered around faces and as such are very… … Wikipedia
