What percentage of the total mass of the solar system does the Sun possess?

Answer

Approximately 99.8 percent

The Sun accounts for roughly 99.8 percent of the total mass in the solar system. This overwhelming concentration of mass creates the extreme gravitational pressure required to ignite and maintain the fusion process that defines a star.

What percentage of the total mass of the solar system does the Sun possess?

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Why the Sun is a Star, Not a Planet | Space Facts for Kids - YouTube

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