171K views · 1.7K reactions | Anatomy of our Sun - Unlike a solid planet like Earth, our star is a giant ball of churning hot gas. Scientists believe the Sun has layers, much like an onion. But instead of peeling them back, we can only study them through light and telescopes. The outermost layer we see is the photosphere, the bright surface we know. But what goes on further in? Does the Sun have a giant furnace at its core, and how does it get its energy out? | The Brain Maze | Facebook