The New York Times-bestselling author of Heart and Brain and creator of Awkward Yeti explains every part of the Sun\'s big job: keeping the solar system together, giving Earth day and night, and more.
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That\'s Kind of a big deal.
In fact, the Sun does so much for us that we wouldn\'t be alive without it.
The New York Times-bestselling author of Heart and Brain and creator of Awkward Yeti explains every part of the Sun\'s big job: keeping the solar system together, giving Earth day and night, and more