List of most massive stars
List of the most massive stars
The following two lists show a few of the known stars with an estimated mass of 25 M☉ or greater, including the stars of Arches Cluster, Cygnus OB2 cluster, Pismis 24 cluster, and R136 cluster.

List of most massive stars

Section Title: List of the most massive stars
Table Section Text: The following two lists show a few of the known stars with an estimated mass of 25 M☉ or greater, including the stars of Arches Cluster, Cygnus OB2 cluster, Pismis 24 cluster, and R136 cluster.

Star name	Mass (M☉, Sun = 1)	Method	Refs.

R139 A	78

V429 Carinae A	78

WR 22	78

Pismis 24-17	78

Cygnus OB2-11	73+32 −24

Arches-F12	70–82

R126	70

Companion to M33 X-7	70

BD+43 3654	70

HD 93205	69

R136a7	69	Evolutionary model

HD 93403 A	68.5

Arches-F18	67–82

Arches-F4	66–76

Arches-F28	66–76

HD 5980 B	66

HD 5980 A	61

Var 83 in M33	60–85

S Monocerotis	59

WR 21a B	58.3

WR 102ea	58

CD Crucis A	57

HD 16691	56.6

ζ Puppis (Naos)	56.1

Arches-F21	56–70

Plaskett's Star B	56

Arches-F10	55–69

9 Sagittarii A	55

AG Carinae	55

BAT99-119 (R145)	53+20 −40 + 54+20 −40	Binary

Arches-F14	54–65

BD+40° 4210	54

Plaskett's Star A	54

Arches-F3	52–63

HD 93129 B	52

Cygnus OB2-4	52

Arches-B1	50–60

CD Crucis B	48

Arches-F20	47–57

LH54-425	A=47 ± 2, B=28 ± 1	Binary

Arches-F16	46–56

WR 102c	45–55

HD 15558 B	45 ± 11

S Doradus	45

HD 50064	45

WR 141	45

IRS-8*	44.5

Cygnus OB2-8A A	44.1

Cygnus OB2-1	44

Cygnus OB2-10	43.1±14

Arches-F8	43–51

α Camelopardalis	43

Pismis 24-2	43

χ2 Orionis	42.3

Cygnus OB2-8C	42.2±14

Arches-F2	42–49

Cygnus OB2-6	42

HD 108	42

Sher 25 in NGC 3603	40–52

θ1 Orionis C	40

μ Normae	40

ρ Cassiopeiae	40

Cygnus OB2-7	39.7+17 −10

Companion to NGC 300 X-1	38

Pismis 24-16	38

Pismis 24–25	38

Cygnus OB2-8A B	37.4

HD 93403 B	37.3

ζ1 Scorpii	36

Pismis 24-13	35

Companion to IC 10 X-1	35

Cygnus OB2-9 A	>34

Cygnus OB2-18	33

ζ Orionis (Alnitak)	33

Arches-F5	31–36

Cygnus OB2-5 A	31

Cygnus OB2-9 B	>30

η Carinae B	30–80	Luminosity/Binary

ε Orionis (Alnilam)	30–64.5

19 Cephei	30–35

γ Velorum A (Regor A)	30

P Cygni	30

VY Canis Majoris	30 (17–40)

VFTS 352	A=28.63 ± 0.3, B=28.85 ± 0.3

The Pistol Star (V4647 Sgr)	27.5

10 Lacertae	26.9

ξ Persei (Menkib)	26–36

6 Cassiopeiae	25

Pismis 24-3	25

NGC 7538 S	25

VFTS 102	25

Sentence(s)