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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. A spiral galaxy maintains its spirals arms due to density wave theory.
Spiral galaxies
Below is a list of notable spiral galaxies with their own articles. The classification column refers to the galaxy morphological classification used by astronomers to describe galaxy structure.
| Designation |
Picture |
Classification |
Constellation |
Apparent Magnitude |
| Comet Galaxy |
 |
S |
Sculptor |
|
| ESO 97-G13, Circinus Galaxy |
 |
S |
Circinus |
11 |
| ESO 510-G13 |
 |
Sa: pec sp |
Hydra |
13.4 |
| IC 342 |
|
SAB(rs)cd |
Camelopardalis |
9.1 |
| IC 1296 |
|
SBbc |
Lyra |
14.8 |
| ISOHDFS 27 |
60px |
S |
|
|
| IC 2163 |
60px |
SB(rs)c pec |
Canis Major |
11.6 |
| IC 4970 |
60px |
SA0− pec |
Pavo |
12.7 |
| LEDA 100170, Dwingeloo 1 |
|
SB(s)cd |
Cassiopeia |
8.3 |
| M31, Andromeda |
 |
SA(s)b |
Andromeda |
4.36 |
| M33, Triangulum Galaxy |
 |
SA(s)cd |
Triangulum |
6.3 |
| M51a, Whirlpool Galaxy |
 |
SA(s)bc pec |
Canes Venatici |
9.0 |
| M58 |
60px |
SAB(rs)b |
Virgo |
10.5 |
| M61 |
|
SAB(rs)bc |
Virgo |
10.2 |
| M63, Sunflower Galaxy |
60px |
SA(rs)bc |
Canes Venatici |
9.3 |
| M64, Black Eye Galaxy |
 |
(R)SA(rs)ab |
Coma Berenices |
9.4 |
| M65 |
 |
SAB(rs)a |
Leo |
10.3 |
| M66 |
 |
SAB(s)b |
Leo |
9.7 |
| M74 |
|
SA(s)c |
Pisces |
9.95 |
| M77 |
|
(R)SA(rs)b |
Cetus |
9.6 |
| M81 |
|
SA(s)ab |
Ursa Major |
7.9 |
| M83 |
60px |
SAB(s)c |
Hydra |
8.2 |
| M88 |
|
SA(rs)b |
Coma Berenices |
10.4 |
| M90 |
 |
SAB(rs)ab |
Virgo |
10.3 |
| M91 |
 |
SBb(rs) |
Coma Berenices |
11.0 |
| M94 |
 |
SA(r)ab |
Canes Venatici |
9.0 |
| M95 |
 |
SB(r)b |
Leo |
11.4 |
| M96 |
 |
SAB(rs)ab |
Leo |
10.1 |
| M98 |
60px |
SAB(s)ab |
Coma Berenices |
11 |
| M99, Coma Pinwheel Galaxy |
60px |
SA(s)c |
Coma Berenices |
10.4 |
| M100 |
 |
SAB(s)bc |
Coma Berenices |
10.1 |
| M101, Pinwheel Galaxy |
 |
SAB(rs)cd |
Ursa Major |
8.3 |
| M104, Sombrero Galaxy |
 |
SA(s)a |
Virgo |
9.0 |
| M106 |
60px |
SAB(s)bc |
Canes Venatici |
9.1 |
| M108 |
60px |
SB(s)cd |
Ursa Major |
10.7 |
| M109 |
 |
SB(rs)bc |
Ursa Major |
10.6 |
| Maffei 2 |
 |
SAB(rs)bc |
Cassiopeia |
16.0 |
| Milky Way |
60px |
SB |
N/A |
N/A |
| NGC 1 |
60px |
SA(s)b |
Pegasus |
13.65 |
| NGC 2 |
 |
Sab |
Pegasus |
+15.0 |
| NGC 17 |
60px |
Sc |
Cetus |
15.3 |
| NGC 47 |
60px| |
SB(rs)bc |
Cetus |
13.5 |
| NGC 247 |
 |
SAB(s)d |
Cetus |
9.9 |
| NGC 253, Sculptor Galaxy |
 |
SAB(s)c |
Sculptor |
8.0 |
| NGC 300 |
 |
SA(s)d |
Sculptor |
9.0 |
| NGC 514 |
60px |
SAB(rs)c |
Pisces |
12.2 |
| NGC 625 |
60px |
SB(s)m |
Phoenix |
11.7 |
| NGC 772 |
 |
SA(s)b |
Aries |
11.1 |
| NGC 891 |
 |
SA(s)b |
Andromeda |
10.8 |
| NGC 1032 |
60px |
S0/a |
Cetus |
12.6 |
| NGC 1042 |
60px |
SAB(rs)cd |
Cetus |
14.0 |
| NGC 1055 |
 |
SBb:II-III: spindle |
Cetus |
11.6 |
| NGC 1087 |
|
SAB(rs)c |
Cetus |
12.2 |
| NGC 1090 |
|
SB(rs)bc |
Cetus[1] |
12.5 |
| NGC 1097 |
 |
R'_1:)SB(r'l)bSy1 |
Fornax |
10.2 |
| NGC 1232 |
|
SAB(rs)c |
Eridanus |
10.9 |
| NGC 1300 |
 |
(R')SB(s)bc |
Eridanus |
11.4 |
| NGC 1365 |
60px |
(R')SBb(s)b |
Fornax |
10.3 |
| NGC 1512 |
60px |
SB(r)ab |
Horologium |
11.1 |
| NGC 1532 |
60px |
SB(s)b pec |
Eridanus |
10.7 |
| NGC 1637 |
60px |
SAB(rs)c |
Eridanus |
11.5 |
| NGC 2207 |
60px |
SAB(rs)bc pec |
Canis Major |
12.2 |
| NGC 2403 |
 |
SAB(s)cd |
Camelopardalis |
8.9 |
| NGC 2442 |
60px |
SAB(s)bc pec |
Volans |
11.2 |
| NGC 2541 |
60px |
SA(s)cd |
Lynx[2] |
12.3 |
| NGC 2683 |
60px |
SA(rs)b |
Lynx |
10.6 |
| NGC 2715 |
|
SABc |
Camelopardalis[3] |
12[4] |
| NGC 2841 |
60px |
SA(r)b |
Ursa Major |
10.1 |
| NGC 2903 |
 |
SB(s)d |
Leo |
9.7 |
| NGC 2976 |
 |
SAc pec |
Ursa Major |
10.8 |
| NGC 2997 |
 |
SA(s)c |
Antlia |
10.1 |
| NGC 3054 |
60px |
SAB(r)bc |
Hydra |
12.6 |
| NGC 3079 |
60px |
SB(s)c |
Ursa Major |
11.5 |
| NGC 3109 |
 |
SB(s)m |
Hydra |
10.4 |
| NGC 3184 |
60px |
SA(s)b |
Ursa Major |
9.6 |
| NGC 3223 |
|
|
Antlia |
12 |
| NGC 3310 |
 |
SAB(r)bc pec |
Ursa Major |
11.2 |
| NGC 3314 |
60px |
SBbc/SAab |
Hydra |
12.5 |
| NGC 3370 |
 |
SA(s)c |
Leo |
12.3 |
| NGC 3486 |
60px |
Sb |
Leo Minor[5] |
11.0[5] |
| NGC 3521 |
60px |
SABbc |
Leo[5] |
10[5] |
| NGC 3596 |
60px |
SAB(rs)c |
Leo |
12.0 |
| NGC 3628 |
60px |
SAb pec |
Leo |
14.0 |
| NGC 3877 |
60px |
Sc |
Ursa Major |
12.1 |
| NGC 3949 |
 |
SA(s)bc |
Ursa Major |
11.5 |
| NGC 3953 |
 |
SB(r)bc |
Ursa Major |
10.8 |
| NGC 3982 |
 |
SAB(r)b |
Ursa Major |
12.0 |
| NGC 4013 |
60px |
SAb |
Ursa Major |
19.2 |
| NGC 4027 |
60px |
SB(s)dm |
Corvus |
11.7 |
| NGC 4088 |
60px |
SAB(rs)bc |
Ursa Major |
11.2 |
| NGC 4216 |
60px |
SAB(s)b |
Virgo |
11.0 |
| NGC 4314 |
 |
SBa [6] |
Coma Berenices |
|
| NGC 4395 |
 |
SA(s)m |
Canes Venatici[5] |
10.6 |
| NGC 4414 |
 |
SA(rs)c |
Coma Berenices |
11.0 |
| NGC 4565 |
 |
SA(s)b |
Coma Berenices |
10.42 |
| NGC 4618 |
60px |
SB(rs)m |
Canes Venatici |
11.2 |
| NGC 4625 |
 |
SAB(rs)m pec |
Canes Venatici |
13.2 |
| NGC 4631 |
60px |
SB(s)d |
Canes Venatici |
9.8 |
| NGC 4725 |
 |
SAB(r)ab pec |
Coma Berenices |
10.1 |
| NGC 4911 |
60px |
Sb [6] |
Coma Berenices |
Unknown |
| NGC 4945 |
 |
SB(s)cd |
Centaurus |
9.3 |
| NGC 5005 |
 |
SAB(rs)bc |
Canes Venatici |
10.6 |
| NGC 5033 |
60px |
SA(s)c |
Canes Venatici |
10.8 |
| NGC 5068 |
60px |
SB(s)d |
Virgo |
10.5 |
| NGC 5078 |
60px |
SA(s)a |
Hydra |
11.8 |
| NGC 5091 |
60px |
Sb pec sp |
Centaurus |
13.9 |
| NGC 5164 |
60px |
SBb |
Ursa Major |
14.1 |
| NGC 5257 |
|
SAB(s)b pec |
Virgo |
12.9 |
| NGC 5258 |
60px |
SA(s)b pec |
Virgo |
12.9 |
| NGC 5474 |
 |
SA(s)cd pec |
Ursa Major |
11.3 |
| NGC 5624 |
|
S |
Virgo |
14.6 |
| NGC 5713 |
60px |
SAB(rs)bc pec |
Virgo |
12.1 |
| NGC 5921 |
60px |
SB(r)bc |
Serpens Caput |
11.5 |
| NGC 6744 |
 |
SAB(r)bc |
Pavo |
9.14 |
| NGC 6745 |
 |
S |
Lyra |
13.3 |
| NGC 6872 |
60px |
SAB(rs)c |
Pavo |
12.7 |
| NGC 6946 |
 |
SAB(rs)cd |
Cepheus |
9.6 |
| NGC 7217 |
60px |
(R)SA(r)ab |
Pegasus |
11.0 |
| NGC 7318 |
60px |
SB(s)bc pec |
Pegasus |
14.4 / 13.9 |
| NGC 7331 |
 |
SA(s)b |
Pegasus |
10.4 |
| NGC 7479 |
60px |
SB(s)c |
Pegasus |
11.6 |
| NGC 7742 |
60px |
SA(r)b |
Pegasus |
12.4 |
| NGC 7752 |
|
SAB(rs)bc |
Pegasus |
12.8 |
| NGC 7793 |
 |
SA(s)d |
Sculptor |
10.0 |
| NGC 7814 |
 |
SA(S)ab |
Pegasus |
11.6 |
| UGC 10214, Tadpole Galaxy |
 |
SB(s)c pec |
Draco |
14.4 |
References
- ↑ Normandin, George (2002). "Barred Spiral Galaxy NGC 1090". Retrieved Dec. 26, 2006
- ↑ Matthews, Doug & Betts, Charles (2003). "NGC 2541". Retrieved Dec. 26 2006.
- ↑ Frommert, Hartmut. "NGC 2715". Retrieved on December 26, 2006.
- ↑ Centre de Données astronomiques de Strasbourg. "VizieR Detailed Page". Retrieved on December 26, 2006.
- ↑ 5.0 5.1 5.2 5.3 5.4 Celestia version 1.4.1. Laurel, Chris, 2006.
- ↑ 6.0 6.1 SIMBAD service at Centre de Données astronomiques de Strasbourg. "SIMBAD". Retrieved on April 9, 2013.
See also
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