Estimated read time 6 min read
Science

How Scientists Cracked the Mystery of the Sun’s Scorching Corona

For ages, researchers have been baffled by the fact that the Sun’s outer atmosphere is drastically hotter than its surface. The solar corona heats up to over a million degrees Celsius, while the surface remains at a mild 5,500°C. Despite being farther from the Sun’s hot core, the corona still heats up in strange ways. Here’s how scientists are starting to figure it out.