Solar Corona ·
Why the Sun is Hotter Above Than Below
un
seel
.com · photosphere 5,800 K · corona 2,000,000 K · coronal heating problem
Surface
5,800 K
Corona
2,000,000 K
State
—
Photosphere (cool)
Coronal streamers
Alfvén waves
Reconnection heating
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.com · Solar Corona