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  • Rigel: 71 solar radii
  • Antares: 883 solar radii.

So Antares is over twelve times larger than Rigel.

See related link for a pictorial of the difference (Section 5).

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13y ago

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Rigel aldebaran Sirius Antares KY cygni betelgeuse pollux arrange in ascending order?

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Is Antares bigger than V382 Carinae?

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What are some names of super giant stars?

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