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 spiral 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
|
18.7
|
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
|
|
Sab/Sbc
|
Tucana
|
20.51
|
IC 2163
|
|
SB(rs)c pec
|
Canis Major
|
11.6
|
IC 4970
|
|
SA0− pec
|
Pavo
|
12.7
|
IC 5332
|
|
Sc
|
Sculptor
|
10.72
|
LEDA 100170, Dwingeloo 1
|
|
SB(s)cd
|
Cassiopeia
|
8.3
|
M31, Andromeda Galaxy
|
|
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
|
|
SAB(rs)b
|
Virgo
|
10.5
|
M61
|
|
SAB(rs)bc
|
Virgo
|
10.2
|
M63, Sunflower Galaxy
|
|
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
|
|
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
|
|
SAB(s)ab
|
Coma Berenices
|
11
|
M99, Coma Pinwheel Galaxy
|
|
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
|
|
SAB(s)bc
|
Canes Venatici
|
9.1
|
M108
|
|
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
|
|
SB(rs)bc
|
Sagittarius
|
N/A
|
NGC 1
|
|
SA(s)b
|
Pegasus
|
13.65
|
NGC 2
|
|
Sab
|
Pegasus
|
+15.0
|
NGC 17
|
|
Sc
|
Cetus
|
15.3
|
NGC 47
|
|
|
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 262
|
|
S0a
|
Andromeda
|
13.1
|
NGC 300
|
|
SA(s)d
|
Sculptor
|
9.0
|
NGC 514
|
|
SAB(rs)c
|
Pisces
|
12.2
|
NGC 625
|
|
SB(s)m
|
Phoenix
|
11.7
|
NGC 772
|
|
SA(s)b
|
Aries
|
11.1
|
NGC 891
|
|
SA(s)b
|
Andromeda
|
10.8
|
NGC 1032
|
|
S0/a
|
Cetus
|
12.6
|
NGC 1042
|
|
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 1309
|
|
SA(s)bc
|
Eridanus
|
12.0
|
NGC 1365
|
|
(R')SBb(s)b
|
Fornax
|
10.3
|
NGC 1398
|
|
(R')SB(r)ab
|
Fornax
|
10.6
|
NGC 1512
|
|
SB(r)ab
|
Horologium
|
11.1
|
NGC 1532
|
|
SB(s)b pec
|
Eridanus
|
10.7
|
NGC 1637
|
|
SAB(rs)c
|
Eridanus
|
11.5
|
NGC 2207
|
|
SAB(rs)bc pec
|
Canis Major
|
12.2
|
NGC 2403
|
|
SAB(s)cd
|
Camelopardalis
|
8.9
|
NGC 2442
|
|
SAB(s)bc pec
|
Volans
|
11.2
|
NGC 2541
|
|
SA(s)cd
|
Lynx[2]
|
12.3
|
NGC 2683
|
|
SA(rs)b
|
Lynx
|
10.6
|
NGC 2715
|
|
SABc
|
Camelopardalis[3]
|
12[4]
|
NGC 2841
|
|
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
|
|
SAB(r)bc
|
Hydra
|
12.6
|
NGC 3079
|
|
SB(s)c
|
Ursa Major
|
11.5
|
NGC 3109
|
|
SB(s)m
|
Hydra
|
10.4
|
NGC 3184
|
|
SA(s)b
|
Ursa Major
|
9.6
|
NGC 3223
|
|
Sb
|
Antlia
|
12
|
NGC 3310
|
|
SAB(r)bc pec
|
Ursa Major
|
11.2
|
NGC 3314
|
|
SBbc/SAab
|
Hydra
|
12.5
|
NGC 3370
|
|
SA(s)c
|
Leo
|
12.3
|
NGC 3486
|
|
Sb
|
Leo Minor[5]
|
11.0[5]
|
NGC 3521
|
|
SABbc
|
Leo[5]
|
10[5]
|
NGC 3596
|
|
SAB(rs)c
|
Leo
|
12.0
|
NGC 3628
|
|
SAb pec
|
Leo
|
14.0
|
NGC 3642
|
|
|
Ursa Major
|
10.8
|
NGC 3877
|
|
Sc
|
Ursa Major
|
12.1
|
NGC 3949
|
|
SA(s)bc
|
Ursa Major
|
11.5
|
NGC 3953
|
|
SB(r)bc
|
Ursa Major
|
10.8
|
NGC 3981
|
|
|
Crater
|
11
|
NGC 3982
|
|
SAB(r)b
|
Ursa Major
|
12.0
|
NGC 4013
|
|
SAb
|
Ursa Major
|
19.2
|
NGC 4027
|
|
SB(s)dm
|
Corvus
|
11.7
|
NGC 4088
|
|
SAB(rs)bc
|
Ursa Major
|
11.2
|
NGC 4216
|
|
SAB(s)b
|
Virgo
|
11.0
|
NGC 4314
|
|
SBa [6]
|
Coma Berenices
|
11.4
|
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
|
|
SB(rs)m
|
Canes Venatici
|
11.2
|
NGC 4625
|
|
SAB(rs)m pec
|
Canes Venatici
|
13.2
|
NGC 4631
|
|
SB(s)d
|
Canes Venatici
|
9.8
|
NGC 4725
|
|
SAB(r)ab pec
|
Coma Berenices
|
10.1
|
NGC 4911
|
|
Sb [6]
|
Coma Berenices
|
13.33
|
NGC 4945
|
|
SB(s)cd
|
Centaurus
|
9.3
|
NGC 5005
|
|
SAB(rs)bc
|
Canes Venatici
|
10.6
|
NGC 5033
|
|
SA(s)c
|
Canes Venatici
|
10.8
|
NGC 5068
|
|
SB(s)d
|
Virgo
|
10.5
|
NGC 5078
|
|
SA(s)a
|
Hydra
|
11.8
|
NGC 5091
|
|
Sb pec sp
|
Centaurus
|
13.9
|
NGC 5164
|
|
SBb
|
Ursa Major
|
14.1
|
NGC 5257
|
|
SAB(s)b pec
|
Virgo
|
12.9
|
NGC 5258
|
|
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
|
|
SAB(rs)bc pec
|
Virgo
|
12.1
|
NGC 5921
|
|
SB(r)bc
|
Serpens Caput
|
11.5
|
NGC 6744
|
|
SAB(r)bc
|
Pavo
|
9.14
|
NGC 6745
|
|
S
|
Lyra
|
13.3
|
NGC 6872
|
|
SAB(rs)c
|
Pavo
|
12.7
|
NGC 6946
|
|
SAB(rs)cd
|
Cepheus
|
9.6
|
NGC 7217
|
|
(R)SA(r)ab
|
Pegasus
|
11.0
|
NGC 7318
|
|
SB(s)bc pec
|
Pegasus
|
14.4 / 13.9
|
NGC 7329
|
|
SBbc
|
Tucana
|
11.31
|
NGC 7331
|
|
SA(s)b
|
Pegasus
|
10.4
|
NGC 7479
|
|
SB(s)c
|
Pegasus
|
11.6
|
NGC 7742
|
|
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 2885
|
|
SA(rs)c
|
Perseus
|
13.5
|
UGC 10214, Tadpole Galaxy
|
|
SB(s)c pec
|
Draco
|
14.4
|
UGC 12158
|
|
SB
|
Pegasus
|
14.5
|
See also
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" Archived 2005-02-22 at the Wayback Machine. Retrieved on December 26, 2006.
- ^ Centre de Données astronomiques de Strasbourg. "VizieR Detailed Page". Retrieved on December 26, 2006.
- ^ a b c d e Celestia version 1.4.1. Laurel, Chris, 2006.
- ^ a b SIMBAD service at Centre de Données astronomiques de Strasbourg. "SIMBAD". Retrieved on April 9, 2013.