Book of Space Facts and Records

Discusses the Earth, the sun, stars, the other planets in our solar system, and twentieth-century space exploration, including such topics as the size of the universe, the existence of life on Mars, the weight of the Sun, and the everyday activities of astronauts in space.Discusses the Earth, the sun, stars, the other planets in our solar system, and twentieth-century space exploration, including such topics as the size of the universe, the existence of life on Mars, the weight of the Sun, and the everyday activities of astronauts in space