Are All Stars Struggling with the Coronal Heating Problem?

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The coronal heating problem is not exclusive to the Sun; it affects most stars, where the outer layers exhibit higher temperatures than the inner layers. While many stars experience this phenomenon, the Sun has shown resilience in managing it effectively. The discussion highlights the broader implications of coronal heating across different stellar types. Understanding this issue is crucial for astrophysics and stellar behavior. Overall, the coronal heating problem is a common challenge faced by stars in the universe.
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Is the corona heating problem with only Sun? Or all stars having this problem? i.e. outer layer of all stars have high temperature than its immediate inner layer?
 
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