For ages, meteorites have been considered messages from the gods. Their fiery remains inspire worship and give rise to legends that have existed for thousands of years. But besides these tales, meteorites tell an even bigger story—the story of our Solar System. Geologist Tim Gregory shows that beneath the charred crusts of these celestial stones lies an astonishing variety of rock types. Their unique ingredients, vivid colors, and sharp smells contain gripping stories about interstellar clouds, condensing stardust, and fiery collisions of entire worlds.