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Ouranos › Compare

Side by side

Two things at their true relative size. Pick any two that have a measured size.

Earth beside JupiterEarth and the MoonThe Sun beside VY Canis MajorisThe Sun beside Sgr A*'s shadowThe ISS beside WebbThe Orion Nebula beside Andromeda

The Sun
1.39 million km — its width
Too small to see at this scale; ringed.
VY Canis Majoris
1.98 billion km — the star's width

VY Canis Majoris is 1,420 times as wide as The Sun.

About 2.86 billion of The Sun would fit inside VY Canis Majoris.

  • The Sun: Mean radius: JPL planetary and satellite physical parameters (lib/ouranosSolarSystem)
  • VY Canis Majoris: Its radius is about 1,420 times the Sun's.

Any distance, three ways

4.25 light-years:

  • Light4.25 years
  • Voyager 1's speed75,400 years
  • Driving at 100 km/h45.8 million years

Voyager 1 at the speed it moved outward over the year to 2026-10-25 (JPL Horizons). Driving: nonstop, never refuelling. The nearest star, Proxima Centauri, is 4.246 light-years away.