Vocabulary
, , sun, moon, Earth, planets, rotation, revolution, revolve, seasons, axis, solar system, orbit, planet, solar system, Earth , Mars, Jupiter, Saturn, Neptune, Uranus, Mercury, Venus, moon, rotate, Galileo, astronomical, sun, gas giant, satellite, moon, , , moons, solar system, sun, planets, meteorites, asteroids, dwarf planets, comets, Venus, Earth, circumstellar disk, orbits, Mars, Jupiter, asteroid belt, Saturn, Mercury, Neptune, Uranus, Ceres, satellites, meteor belt, gravity, elliptical orbit, inertia, celestial bodies, comets, meteor, meteoroid, methane, Rigel, space orbiter, rattan, sulfuric acid, carbon dioxide, space orbiters, solar system, inner planets, rover, satellites, asteroid belt, dwarf planets, meteorites, telescope, gravitational force, orbit, comet, elliptical trajectory, , sun, moon, Earth, planets, rotation, revolution, revolve, seasons, axis, solar system, orbit, planet, solar system, Earth , Mars, Jupiter, Saturn, Neptune, Uranus, Mercury, Venus, moon, rotate, Galileo, astronomical, sun, gas giant, satellite, moon, , , moons, solar system, sun, planets, meteorites, asteroids, dwarf planets, comets, Venus, Earth, circumstellar disk, orbits, Mars, Jupiter, asteroid belt, Saturn, Mercury, Neptune, Uranus, Ceres, satellites, meteor belt, gravity, elliptical orbit, inertia, celestial bodies, comets, meteor, meteoroid, methane, Rigel, space orbiter, rattan, sulfuric acid, carbon dioxide, space orbiters, solar system, inner planets, rover, satellites, asteroid belt, dwarf planets, meteorites, telescope, gravitational force, orbit, comet, elliptical trajectory, sun, moon, Earth, planets, rotation, revolution, revolve, seasons, axis, solar system, orbit, planet, solar system, Earth , Mars, Jupiter, Saturn, Neptune, Uranus, Mercury, Venus, moon, rotate, Galileo, astronomical, sun, gas giant, satellite, moon, , , moons, solar system, sun, planets, meteorites, asteroids, dwarf planets, comets, Venus, Earth, circumstellar disk, orbits, Mars, Jupiter, asteroid belt, Saturn, Mercury, Neptune, Uranus, Ceres, satellites, meteor belt, gravity, elliptical orbit, inertia, celestial bodies, comets, meteor, meteoroid, methane, Rigel, space orbiter, rattan, sulfuric acid, carbon dioxide, space orbiters, solar system, inner planets, rover, satellites, asteroid belt, dwarf planets, meteorites, telescope, gravitational force, orbit, comet, elliptical trajectory, planet, solar system, Earth , Mars, Jupiter, Saturn, Neptune, Uranus, Mercury, Venus, moon, rotate, Galileo, astronomical, sun, gas giant, satellite, moon, , , moons, solar system, sun, planets, meteorites, asteroids, dwarf planets, comets, Venus, Earth, circumstellar disk, orbits, Mars, Jupiter, asteroid belt, Saturn, Mercury, Neptune, Uranus, Ceres, satellites, meteor belt, gravity, elliptical orbit, inertia, celestial bodies, comets, meteor, meteoroid, methane, Rigel, space orbiter, rattan, sulfuric acid, carbon dioxide, space orbiters, solar system, inner planets, rover, satellites, asteroid belt, dwarf planets, meteorites, telescope, gravitational force, orbit, comet, elliptical trajectory, , , moons, solar system, sun, planets, meteorites, asteroids, dwarf planets, comets, Venus, Earth, circumstellar disk, orbits, Mars, Jupiter, asteroid belt, Saturn, Mercury, Neptune, Uranus, Ceres, satellites, meteor belt, gravity, elliptical orbit, inertia, celestial bodies, comets, meteor, meteoroid, methane, Rigel, space orbiter, rattan, sulfuric acid, carbon dioxide, space orbiters, solar system, inner planets, rover, satellites, asteroid belt, dwarf planets, meteorites, telescope, gravitational force, orbit, comet, elliptical trajectory, , moons, solar system, sun, planets, meteorites, asteroids, dwarf planets, comets, Venus, Earth, circumstellar disk, orbits, Mars, Jupiter, asteroid belt, Saturn, Mercury, Neptune, Uranus, Ceres, satellites, meteor belt, gravity, elliptical orbit, inertia, celestial bodies, comets, meteor, meteoroid, methane, Rigel, space orbiter, rattan, sulfuric acid, carbon dioxide, space orbiters, solar system, inner planets, rover, satellites, asteroid belt, dwarf planets, meteorites, telescope, gravitational force, orbit, comet, elliptical trajectory, moons, solar system, sun, planets, meteorites, asteroids, dwarf planets, comets, Venus, Earth, circumstellar disk, orbits, Mars, Jupiter, asteroid belt, Saturn, Mercury, Neptune, Uranus, Ceres, satellites, meteor belt, gravity, elliptical orbit, inertia, celestial bodies, comets, meteor, meteoroid, methane, Rigel, space orbiter, rattan, sulfuric acid, carbon dioxide, space orbiters, solar system, inner planets, rover, satellites, asteroid belt, dwarf planets, meteorites, telescope, gravitational force, orbit, comet, elliptical trajectory, solar system, inner planets, rover, satellites, asteroid belt, dwarf planets, meteorites, telescope, gravitational force, orbit, comet, elliptical trajectory, solar system, planets, inner planet, gas giants, asteroids, comets, sun, hydrogen, helium