Like the Sun, main sequence stars are converting hydrogen into helium in their cores.

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Quizplus · Accepted Answer

Main sequence stars, like the Sun, are converting hydrogen into helium through nuclear fusion reactions in their cores. This process releases energy in the form of light and heat, which is what keeps the star stable and shining. Main sequence stars, like the Sun, are actively converting hydrogen into helium through the process of nuclear fusion in their cores. This process releases a tremendous amount of energy and allows the star to maintain its stable state for millions to billions of years.

Like the Sun, Main Sequence Stars Are Converting Hydrogen into Helium