Self-taught 18th century scientist William Herschel and his sister, Caroline hunted comets, cataloged thousands of stars and were the first to identify the planet, Uranus. Former Time magazine science writer MICHAEL LEMONICK tells the story of this DIY astronomical science team in his new book, The Georgian Star: How William and Caroline Herschel Revolutionized Our Understanding of the Cosmos. Lemonick is currently the Senior Writer for Climate Central.