Did you know that Pluto is now called a dwarf planet? Or that a spacecraft is headed there to explore it? Look inside to learn more about small, icy Pluto and its place in the solar system.
Did you know that Jupiter has at least 63 moons? Or that winds on the planet blow more than 400 miles (644 kilometers) per hour? Look inside to learn more about this giant planet and its place in the solar system.
Did you know that we use inventions made by NASA scientists every day? Or that NASA's robots have visited every planet in our solar system? Discover NASA and how this agency explores our solar system.
With informative diagrams and NASA photography, these fun books inform children about basic astronomy. Each planet, star, or space object is looked at in detail, as are developments in space technology, discoveries and astronomers.