Largest Known Stars in the Universe

Can you name the biggest stars in the Universe?

Stars above 1000 Solar Radius

Solar Radius is the size of a star compared to the Sun (i.e 1000 SR is 1000x the radius of the Sun)

Doesn't include merging or supernovae

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Last updated: June 17, 2025

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First submitted	June 17, 2025
Times taken	8
Average score	10.7%
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Solar Radius	Galaxy	Star
Unknown (2500, 1200, 1500)	Milky Way	Stephenson 2 Dorda Figer Kudryavtseva 1
1504	NGC 300	NGC 300-125
1503	NGC 247	NGC 247-154
1477-1584	Large Magellanic Cloud	HV 888
1450-1530	Milky Way	Red Supergiant Cluster 1-F01
1439	Large Magellanic Cloud	HD 269551 A
1430	Pinwheel	[S83] 34
1420 (±120)	Milky Way	VY Canis Majoris
1420	Large Magellanic Cloud	HV 12463
1411 (±124)	Milky Way	AH Scorpii
1410	Andromeda	LGGS J004428.48+415130.9
1392	NGC 7793	NGC 7793-34
1380 (±330)	Milky Way	Red Supergiant Cluster 1-F06
1367	Large Magellanic Cloud	IRAS 05280–6910
1364 (±6)	Milky Way	S Persei
1363	Triangulum	LGGS J013418.56+303808.6
1360-1480	Milky Way	VX Sagittarii
1350	Milky Way	NML Cygni
1342-1479	Triangulum	LGGS J013414.27+303417.7
1325	Pinwheel	[S83] 29
1324	Andromeda	LGGS J004514.91+413735.0
1302	Andromeda	LGGS J004125.23+411208.9
1300 (±300)	Milky Way	Stephenson 2 Dorda Figer Kudryavtseva 2
1300 (±300)	Milky Way	Stephenson 2 Dorda Figer Kudryavtseva 49
1286	NGC 55	NGC 55-40
1286	Pinwheel	[S83] 28
1283	Triangulum	LGGS J013350.62+303230.3
1279	Andromeda	LGGS J004312.43+413747.1
1278-1444	Large Magellanic Cloud	MSX LMC 597
1275-1384	Large Magellanic Cloud	OGLE BRIGHT-LMC-LPV-52
1272	Andromeda	LGGS J003951.33+405303.7
1261	Milky Way	HD 143183
1260	NGC 2403	NGC 2403 V14
1259-1426	Milky Way	μ Cephei
1259-1336	Milky Way	PZ Cassiopeiae
1253	Large Magellanic Cloud	LMC 145013
1250 (±290)	Milky Way	Red Supergiant Cluster 1-F10
1245	Milky Way	V354 Cephei
1243	Large Magellanic Cloud	LMC 145013
1241 (±70)	Milky Way	Westerlund 1 W237
1227	Triangulum	LGGS J013416.52+305155.4
1218	Milky Way	ST Cephei
1211	Large Magellanic Cloud	IRAS 05346-6949
1209	Andromeda	LGGS J004416.83+411933.2
1201	Andromeda	LGGS J004531.13+414825.7
1200 (±300)	Milky Way	Red Supergiant Cluster 1-F05
1200	Milky Way	IRC-10414
1200	NGC 300	NGC 300-154
1196	Triangulum	2MASS J01343365+3046547
1196	Milky Way	V517 Monocerotis
1182	Triangulum	LGGS J013409.63+303907.6
1181	NGC 300	NGC 300-114
1181	NGC 300	NGC 300-199
1180	Andromeda	LGGS J004133.18+411217.2
1173	NGC 300	NGC 300-153
1172	Andromeda	LGGS J004455.90+413035.2
1170-1359	Milky Way	Galactic Center IRS 7
1167	NGC 300	NGC 300-150
1167	Sculptor	NGC 253-2006
1165-1221	Milky Way	Westerlund 1 W26
1165	Milky Way	EV Carinae
1163	Large Magellanic Cloud	HV 5618
1163	Andromeda	LGGS J013352.96+303816.0
1162	Andromeda	LGGS J004047.22+404445.5
1160-1180	Large Magellanic Cloud	HV 2242
1159	NGC 3109	[SC88] 55
1157	Milky Way	[A72c] 16
1157	Milky Way	WY Velorum A
1156	Large Magellanic Cloud	LMC 25320
1154	Andromeda	LGGS J004254.18+414033.6
1138	Pinwheel	[S83] 160
1134-1477	Messier 83	SPIRITS 14atl
1133	NGC 300	NGC 300-59
1130 (±260)	Milky Way	Red Supergiant Cluster 1-F02
1130	Andromeda	LGGS J004428.48+415130.9
1129	Small Magellanic Cloud	SMC 18592
1129	Triangulum	LGGS J013414.27+303417.7
1127	NGC 7793	NGC 7793-86
1122	Andromeda	LGGS J004035.08+404522.3
1119	Triangulum	LGGS J013341.98+302102.0
1119	Triangulum	LGGS J013307.37+304543.2
1117-1164	Large Magellanic Cloud	LMC252
1112	Large Magellanic Cloud	LMC045
1111	Milky Way	V582 Cassiopeiae
1111	Andromeda	LGGS J004218.33+412633.9
1109	Small Magellanic Cloud	MSX SMC 018
1108	Andromeda	LGGS J004102.54+403426.5
1108	NGC 300	NGC 300-263
1104	Large Magellanic Cloud	MSX LMC 810
1104	Triangulum	LGGS J013335.90+303344.5
1103	Milky Way	RW Cyngi
1103	Large Magellanic Cloud	SP77 21-12
1103	Triangulum	LGGS J013358.54+303419.9
1102-1408	Triangulum	LGGS J013336.64+303532.3
1102	Triangulum	LGGS J013414.49+303511.6
1101	NGC 247	NGC 247-447
1100 (±300)	Milky Way	Red Supergiant Cluster 1-F08
1100 (±40)	Milky Way	RW Cephei
1100	Large Magellanic Cloud	WOH S338
1098	NGC 2403	SPIRITS 15ahp
1094	Andromeda	LGGS J004259.34+413726.0
1092	Large Magellanic Cloud	LMC 136042
1090-1317	Large Magellanic Cloud	LMC 175188
1090	Milky Way	RT Carinae
1089	Andromeda	LGGS J004509.98+414627.5
1088	NGC 300	NGC 300-240
1085	Large Magellanic Cloud	IRAS 04516-6902
1083	Triangulum	LGGS J013241.94+302047.5
1082-1400	Milky Way	Red Supergiant Cluster 1-F04
1079	Milky Way	UU Persei
1078	Andromeda	LGGS J004034.74+404459.6
1078	NGC 7793	NGC 7793-86
1071	Large Magellanic Cloud	WOH S274
1071	Andromeda	LGGS J004059.50+404542.6
1070	Milky Way	LL Pegasi
1067	Triangulum	LGGS J013430.75+303218.8
1066	Milky Way	HD 126577
1063	Large Magellanic Cloud	D44
1063-1066	Triangulum	LGGS J013412.27+305314.1
1063	Triangulum	LGGS J013328.17+304741.5
1063	NGC 300	NGC 300-173
1060-1160	Milky Way	V766 Centauri Aa
1059	Andromeda	LGGS J004524.97+420727.2
1058-1129	Triangulum	LGGS J013233.77+302718.8
1058	Milky Way	HaroChavira 1
1058	Andromeda	LGGS J004125.72+411212.7
1058	Andromeda	LGGS J004114.18+403759.8
1057	Large Magellanic Cloud	HV 12233
1051	Large Magellanic Cloud	MSX LMC 589
1051	Triangulum	LGGS J013307.60+304259.0
1050	Large Magellanic Cloud	MSX LMC 947
1048-1416	Milky Way	CM Velorum
1048	Milky Way	AG Camelopardalis
1047	Andromeda	LGGS J004103.67+410211.8
1046	Triangulum	LGGS J013305.48+303138.5
1044-1139	Milky Way	SU Persei
1043	Pinwheel	[S83] 182
1040	Andromeda	LGGS J004442.41+412649.5
1040	Triangulum	LGGS J013403.87+303753.2
1039	Large Magellanic Cloud	LMC 144217
1038	Large Magellanic Cloud	SP77 31-18
1036	NGC 300	NGC 300-340
1035	Milky Way	SW Cephei
1034	Triangulum	LGGS J013351.47+303640.3
1032	Milky Way	KY Cygni
1032	Large Magellanic Cloud	IRAS 05402-6956
1031-1187	Milky Way	BC Cygni
1028-1138	Milky Way	MY Cephei
1028	Andromeda	LGGS J004306.62+413806.2
1027-1236	Large Magellanic Cloud	HV 2255
1027-1187	Large Magellanic Cloud	IRAS 04509-6922
1027-1131	Triangulum	LGGS J013303.54+303201.2
1025	Milky Way	V346 Puppis
1023	Andromeda	LGGS J004234.41+405855.9
1023	NGC 300	NGC 300-346
1022	Andromeda	LGGS J004051.31+404421.7
1019	Large Magellanic Cloud	TRM 36
1017	Milky Way	V530 Cassiopeiae
1015	Milky Way	V602 Carinae
1015	Milky Way	VV Cephei A
1013	Milky Way	U Lacertae A
1011	Andromeda	LGGS J004031.00+404311.1
1009 (±142)	Milky Way	KW Sagittarii
1009	Triangulum	LGGS J013406.20+303913.6
1007	Milky Way	Ve 4-64
1007	Triangulum	LGGS J013344.10+304425.1
1007	Andromeda	LGGS J004307.36+405852.2
1005	Large Magellanic Cloud	LMC 175549
1004-1526	Large Magellanic Cloud	TRM 89
1004	NGC 247	NGC 247-533
1002	Milky Way	V349 Carinae
1000-1210	Large Magellanic Cloud	B90
1000-1071	Large Magellanic Cloud	HV 2450
1000 (±200)	Milky Way	Red Supergiant Cluster 1-F07
1000 (±200)	Milky Way	Red Supergiant Cluster 1-F09
1000 (±200)	Milky Way	Red Supergiant Cluster 1-F11
1000 (±200)	Milky Way	Red Supergiant Cluster 1-F13
1000	Pinwheel	[S83] 173