The First Book of Space TravelA definition of space and a description of the earth's atmosphere explaining how an air ship operates inside and outside gravitational pull. Includes man's reaction to gravity and speculations on the benefits of and plans for space stations. |
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air inside air particles airplane atmosphere back to earth brake breathe bright bunk burning chamber burning fuel turns burning gases shoot called cargo centrifugal force clouds cold comets distance earth earth's gravity elf onto ace ellipses escape escape velocity everything explore faster flying found in space galaxy gases shoot backward helmet hot gases Ionosphere keep law of motion layers light-year live look magnets Mars meteor bumper miles 3 miles miles an hour moon motors moving need a machine need air never nose Payload-The pull pump push the payload radio rays rocket engine rocket power rocket ships satellite Saturn scientists say second stage ship jointed space solar system space gloves space platform SPACE ROCKET space ship space station space travel SPACE WARDROBE spacemen oxygen tanks Stratosphere talk telescopes thermos bottle thing we know three-stage rocket tiny planets unit for propelling URANUS velocity-The speed Venus weight weightless