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How big can the stars in the universe be?

While dwarf stars are only about as big as a planet, other supergiant stars may be 1,400 times larger than the Sun. For example, super-giant Vy Canis Majoris has a diameter of up to 2 billion km.

Author: Kareem Winters1 minutes read

Stars in the universe are very different in size. While dwarf stars are only about as big as a planet, other supergiant stars may be 1,400 times larger than the Sun. For example, super-giant Vy Canis Majoris has a diameter of up to 2 billion km.

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