The Sun's Core

SUN · the engine room

TEMPERATURE about 15 million °CCONVERTS 600 million tons of hydrogen per second

In the Sun's core, crushing pressure fuses hydrogen into helium, converting four million tons of matter into pure energy every second. The light born there needs tens of thousands of years to fight its way out through the dense interior, then just eight minutes to reach Earth. The sunshine on your face today started its journey before the last ice age.

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The Sun The Solar Apex Solar Eclipse Solar Wind Spica Spirit All objects in the library