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Crab Pulsar vs Sirius B vs earth vs Procyon vs Jupiter vs Proxima Centauri vs Barnard's Star vs Kapteyn's Star vs Alpha Centauri B vs Sun vs Alpha Centauri A vs Sirius a vs Altair vs Procyon vs Vega vs Pollux vs Helium burning Sun vs Archernar vs Arcturus vs Wolf-Rayet R36a1 vs Aldebaran vs Canopus vs Rigel vs Pistol Star vs Rho Cassiopeiae vs Antares a vs Betelgeuse vs Mu Cephei vs VY Canis Majoris vs UY Scuti vs Stepeson2-18 size comparison

This comparison shows 31 objects drawn to scale. Drag the view to rotate it, or add your own items to the comparison.

Dimensions (height × width × depth)
ObjectAs enteredCentimetresInches
Crab Pulsar20.0 × 20.0 × 20.0 km2,000,000 × 2,000,000 × 2,000,000 cm787,402 × 787,402 × 787,402 in
Sirius B12,000 × 12,000 × 12,000 km1,200,000,000 × 1,200,000,000 × 1,200,000,000 cm472,440,945 × 472,440,945 × 472,440,945 in
earth7,917 × 7,917 × 7,917 mi1,274,117,645 × 1,274,117,645 × 1,274,117,645 cm501,621,120 × 501,621,120 × 501,621,120 in
Procyon10,000 × 10,000 × 10,000 mi1,609,344,000 × 1,609,344,000 × 1,609,344,000 cm633,600,000 × 633,600,000 × 633,600,000 in
Jupiter152,984 × 142,984 × 152,984 km15,298,400,000 × 14,298,400,000 × 15,298,400,000 cm6,022,992,126 × 5,629,291,339 × 6,022,992,126 in
Proxima Centauri200,000 × 200,000 × 200,000 km20,000,000,000 × 20,000,000,000 × 20,000,000,000 cm7,874,015,748 × 7,874,015,748 × 7,874,015,748 in
Barnard's Star169,000 × 169,000 × 169,000 mi27,197,913,600 × 27,197,913,600 × 27,197,913,600 cm10,707,840,000 × 10,707,840,000 × 10,707,840,000 in
Kapteyn's Star250,000 × 250,000 × 250,000 mi40,233,600,000 × 40,233,600,000 × 40,233,600,000 cm15,840,000,000 × 15,840,000,000 × 15,840,000,000 in
Alpha Centauri B746,000 × 746,000 × 746,000 mi120,057,062,400 × 120,057,062,400 × 120,057,062,400 cm47,266,560,000 × 47,266,560,000 × 47,266,560,000 in
Sun864,000 × 864,000 × 864,000 mi139,047,321,600 × 139,047,321,600 × 139,047,321,600 cm54,743,040,000 × 54,743,040,000 × 54,743,040,000 in
Alpha Centauri A1,056,000 × 1,056,000 × 1,056,000 mi169,946,726,400 × 169,946,726,400 × 169,946,726,400 cm66,908,160,000 × 66,908,160,000 × 66,908,160,000 in
Sirius a2,380,000 × 2,380,000 × 2,380,000 km238,000,000,000 × 238,000,000,000 × 238,000,000,000 cm93,700,787,402 × 93,700,787,402 × 93,700,787,402 in
Altair2,800,000 × 2,800,000 × 2,800,000 km280,000,000,000 × 280,000,000,000 × 280,000,000,000 cm110,236,220,472 × 110,236,220,472 × 110,236,220,472 in
Procyon1,770,000 × 1,770,000 × 1,770,000 mi284,853,888,000 × 284,853,888,000 × 284,853,888,000 cm112,147,200,000 × 112,147,200,000 × 112,147,200,000 in
Vega3,285,000 × 3,285,000 × 3,285,000 km328,500,000,000 × 328,500,000,000 × 328,500,000,000 cm129,330,708,661 × 129,330,708,661 × 129,330,708,661 in
Pollux12,000,000 × 12,000,000 × 12,000,000 km1,200,000,000,000 × 1,200,000,000,000 × 1,200,000,000,000 cm472,440,944,882 × 472,440,944,882 × 472,440,944,882 in
Helium burning Sun13,914,000 × 13,914,000 × 13,914,000 km1,391,400,000,000 × 1,391,400,000,000 × 1,391,400,000,000 cm547,795,275,591 × 547,795,275,591 × 547,795,275,591 in
Archernar9,320,000 × 9,320,000 × 9,320,000 mi1,499,908,608,000 × 1,499,908,608,000 × 1,499,908,608,000 cm590,515,200,000 × 590,515,200,000 × 590,515,200,000 in
Arcturus36,000,000 × 36,000,000 × 36,000,000 km3,600,000,000,000 × 3,600,000,000,000 × 3,600,000,000,000 cm1,417,322,834,646 × 1,417,322,834,646 × 1,417,322,834,646 in
Wolf-Rayet R36a129,800,000 × 29,800,000 × 29,800,000 mi4,795,845,120,000 × 4,795,845,120,000 × 4,795,845,120,000 cm1,888,128,000,000 × 1,888,128,000,000 × 1,888,128,000,000 in
Aldebaran65,000,000 × 65,000,000 × 65,000,000 km6,500,000,000,000 × 6,500,000,000,000 × 6,500,000,000,000 cm2,559,055,118,110 × 2,559,055,118,110 × 2,559,055,118,110 in
Canopus59,000,000 × 59,000,000 × 59,000,000 mi9,495,129,600,000 × 9,495,129,600,000 × 9,495,129,600,000 cm3,738,240,000,000 × 3,738,240,000,000 × 3,738,240,000,000 in
Rigel108,000,000 × 108,000,000 × 108,000,000 km10,800,000,000,000 × 10,800,000,000,000 × 10,800,000,000,000 cm4,251,968,503,937 × 4,251,968,503,937 × 4,251,968,503,937 in
Pistol Star440,000,000 × 440,000,000 × 440,000,000 km44,000,000,000,000 × 44,000,000,000,000 × 44,000,000,000,000 cm17,322,834,645,669 × 17,322,834,645,669 × 17,322,834,645,669 in
Rho Cassiopeiae388,000,000 × 388,000,000 × 388,000,000 mi62,442,547,200,000 × 62,442,547,200,000 × 62,442,547,200,000 cm24,583,680,000,000 × 24,583,680,000,000 × 24,583,680,000,000 in
Antares a1,250,000,000 × 1,250,000,000 × 1,250,000,000 km125,000,000,000,000 × 125,000,000,000,000 × 125,000,000,000,000 cm49,212,598,425,197 × 49,212,598,425,197 × 49,212,598,425,197 in
Betelgeuse1,300,000,000 × 1,300,000,000 × 1,300,000,000 km130,000,000,000,000 × 130,000,000,000,000 × 130,000,000,000,000 cm51,181,102,362,205 × 51,181,102,362,205 × 51,181,102,362,205 in
Mu Cephei1,750,000,000 × 1,750,000,000 × 1,750,000,000 km175,000,000,000,000 × 175,000,000,000,000 × 175,000,000,000,000 cm68,897,637,795,276 × 68,897,637,795,276 × 68,897,637,795,276 in
VY Canis Majoris2,000,000,000 × 2,000,000,000 × 2,000,000,000 km200,000,000,000,000 × 200,000,000,000,000 × 200,000,000,000,000 cm78,740,157,480,315 × 78,740,157,480,315 × 78,740,157,480,315 in
UY Scuti2,400,000,000 × 2,400,000,000 × 2,400,000,000 km240,000,000,000,000 × 240,000,000,000,000 × 240,000,000,000,000 cm94,488,188,976,378 × 94,488,188,976,378 × 94,488,188,976,378 in
Stepeson2-183,000,000,000 × 3,000,000,000 × 3,000,000,000 km300,000,000,000,000 × 300,000,000,000,000 × 300,000,000,000,000 cm118,110,236,220,472 × 118,110,236,220,472 × 118,110,236,220,472 in

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