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Rigel vs Barnard's Star vs A8 Star vs Pistol Star vs Helium burning…

This comparison shows 22 objects drawn to scale. Drag the view to rotate it, or add your own items to the comparison.

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Size comparison of Rigel (108,000,000 × 108,000,000 × 108,000,000 km), Barnard's Star (169,000 × 169,000 × 169,000 mi), A8 Star (162 × 7.6 × 77.0 mm), Pistol Star (440,000,000 × 440,000,000 × 440,000,000 km), Helium burning Sun (13,914,000 × 13,914,000 × 13,914,000 km), Planet Nine (32,768 × 32,768 × 32,768 km), and 16 more, drawn to scale
Dimensions (height × width × depth)
ObjectAs enteredCentimetresInches
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
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
A8 Star162 × 7.6 × 77.0 mm16.2 × 0.76 × 7.7 cm6.39 × 0.3 × 3.03 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
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
Planet Nine32,768 × 32,768 × 32,768 km3,276,800,000 × 3,276,800,000 × 3,276,800,000 cm1,290,078,740 × 1,290,078,740 × 1,290,078,740 in
Planet Nine32,768 × 32,768 × 32,768 km3,276,800,000 × 3,276,800,000 × 3,276,800,000 cm1,290,078,740 × 1,290,078,740 × 1,290,078,740 in
Planet Quark4.52 × 4.52 × 4.52 m452 × 452 × 452 cm178 × 178 × 178 in
Planet Nine32,768 × 32,768 × 32,768 km3,276,800,000 × 3,276,800,000 × 3,276,800,000 cm1,290,078,740 × 1,290,078,740 × 1,290,078,740 in
The Observable Universe9.32 × 9.32 × 9.32 km932,300 × 932,300 × 932,300 cm367,047 × 367,047 × 367,047 in
The Observable Universe9.32 × 9.32 × 9.32 km932,300 × 932,300 × 932,300 cm367,047 × 367,047 × 367,047 in
Observable Universe8.8 × 8.8 × 8.8 km879,841 × 879,841 × 879,841 cm346,394 × 346,394 × 346,394 in
Observable Universe8.8 × 8.8 × 8.8 km879,841 × 879,841 × 879,841 cm346,394 × 346,394 × 346,394 in
Observable Universe8.8 × 8.8 × 8.8 km879,841 × 879,841 × 879,841 cm346,394 × 346,394 × 346,394 in
The Observable Universe9.32 × 9.32 × 9.32 km932,300 × 932,300 × 932,300 cm367,047 × 367,047 × 367,047 in
Universe1.76 × 1.76 × 1.76 km175,969 × 175,968 × 175,969 cm69,279 × 69,279 × 69,279 in
Universe: The Definitive Visual Guide (opens on Amazon in a new tab)12.2 × 1.5 × 10.3 in31.0 × 3.81 × 26.2 cm12.2 × 1.5 × 10.3 in
Universe: The Definitive Visual Guide (opens on Amazon in a new tab)12.2 × 1.5 × 10.3 in31.0 × 3.81 × 26.2 cm12.2 × 1.5 × 10.3 in
Black Hole Singularity235 × 235 × 235 m23,500 × 23,500 × 23,500 cm9,252 × 9,252 × 9,252 in
Black Hole Singularity235 × 235 × 235 m23,500 × 23,500 × 23,500 cm9,252 × 9,252 × 9,252 in
Micro Black Hole5.73 × 5.73 × 5.73 m573 × 573 × 573 cm226 × 226 × 226 in
Black Hole Singularity235 × 235 × 235 m23,500 × 23,500 × 23,500 cm9,252 × 9,252 × 9,252 in
Bounding-box volumes as bars: Rigel 1.3 × 10<sup>24</sup> km³, Barnard's Star 2 × 10<sup>16</sup> km³, A8 Star 95.0 cm³, Pistol Star 8.5 × 10<sup>25</sup> km³, Helium burning Sun 2.7 × 10<sup>21</sup> km³, Planet Nine 3.5 × 10<sup>13</sup> km³, Planet Nine 3.5 × 10<sup>13</sup> km³, Planet Quark 92.3 m³, Planet Nine 3.5 × 10<sup>13</sup> km³, The Observable Universe 810 km³
Bounding-box volume*
ObjectVolumevs smallest
Rigel1.3 × 1024 km³>1,000,000×
Barnard's Star2 × 1016 km³>1,000,000×
A8 Star95.0 cm³1×
Pistol Star8.5 × 1025 km³>1,000,000×
Helium burning Sun2.7 × 1021 km³>1,000,000×
Planet Nine3.5 × 1013 km³>1,000,000×
Planet Nine3.5 × 1013 km³>1,000,000×
Planet Quark92.3 m³971,684×
Planet Nine3.5 × 1013 km³>1,000,000×
The Observable Universe810 km³>1,000,000×
The Observable Universe810 km³>1,000,000×
Observable Universe681 km³>1,000,000×
Observable Universe681 km³>1,000,000×
Observable Universe681 km³>1,000,000×
The Observable Universe810 km³>1,000,000×
Universe5.45 km³>1,000,000×
Universe: The Definitive Visual Guide (opens on Amazon in a new tab)3.09 litres33×
Universe: The Definitive Visual Guide (opens on Amazon in a new tab)3.09 litres33×
Black Hole Singularity12,977,875 m³>1,000,000×
Black Hole Singularity12,977,875 m³>1,000,000×
Micro Black Hole188 m³>1,000,000×
Black Hole Singularity12,977,875 m³>1,000,000×

* Height × width × depth of the box each object fits in, not the object's own volume. Multiples are against the smallest box here, A8 Star. Anything beyond a million times bigger is shown as >1,000,000×.