Our Future in Space Space Explorers From Earth to Infinity David Jefferis Crabtree Publishing Company www.crabtreebooks.com
Introduction Exploration beyond our world began in 1957 when the world’s first artificial satellite Sputnik 1 was fired into space The Russian Yuri Gagarin became the first human in space in 1961 and just eight years after that US astronauts Neil Armstrong and Buzz Aldrin set foot on the Moon But the Moon is as far as humans have ventured so far All missions farther than the Moon have been carried out by uncrewed space probes Will humans join machines to explore deep space in the future Read on to find out www.crabtreebooks.com Sputnik 1 was a 23-inch 58 cm metal sphere Long radio antennas beamed signals back to Earth
Contents Our Place in Space Biggest Rockets ever Built New Flags on the Moon Eyes in the Sky Exploring Deep Space Return to the Furnace World Rovers on the Red Planet Exploring the Icy moons of Jupiter Life on Saturn’s moons Voyage into Darkness Planets of Other Stars Starshot to Alpha Centauri Spaceships of the Far Future Glossary Websites and Further Information Index and About the Author 4 6 8 10 12 14 16 18 20 22 24 26 28 30 31 32
