space

Why Does the Sun's Corona Reach Millions of Degrees?

šŸ’” The Answer

  • The corona is the Sun's outer atmosphere, far hotter than its surface.
  • Despite being farther from the core, the corona can exceed 1 million Kelvin.
  • Scientists suspect nanoflares or magnetic waves heat the corona.
  • This coronal heating problem is one of solar physics' biggest mysteries.

šŸ”— You Might Also Like

šŸ“… On This Day — July 293 events →

1937 — Tongzhou mutiny: In Tongzhou, China, the East Hebei Army attacks Japanese troops

1945 — The BBC Light Programme radio station is launched for mainstream light entertain

šŸ“£ Share this fact