In 1977, a space probe was built to help human beings learn a little more about outer space. Soon, along with its twin, Voyager 2 slipped through the clouds and left Earth behind. The spacecraft traveled for years through the deep, infinite night. At last Voyager 2 reached its first goal: Jupiter. Then it met the spellbinding sight of Saturn. Then, going further than any previous mission, the probe visited the blue ice giants Uranus and Neptune. And now, past the boundaries of our solar system, Voyager 2 sails on. This lyrical, atmospheric book introduces young readers to a pioneering NASA spacecraft that has spent over forty-five years observing and exploring our galaxy. With stirring poetry, luminous art, and fascinating additional information, The Sky Is Not the Limit will