Vocabulary
solar system, asteroids, dwarf planets, meteoroids, gravity, telescope, orbiter, lander, orbit, asteroid belt, dwarf planet, comets, asteroids, gravity, velocity, orbital, lander, rover, telescope, ocular, finderscope, tripod, solar system, asteroid belt, gravity, illuminate, moon phase, lunar phase, waxing, waning, crescent moon, gibbous moon, new moon, quarter moon, full moon, constellation, stars, revolve, reflect, orbit, solar system, planet, solar system, Earth , Mars, Jupiter, Saturn, Neptune, Uranus, Mercury, Venus, moon, rotate, Galileo, astronomical, sun, gas giant, satellite, moon, sun, star, solar system, plasma, galaxy, orbit, atmosphere, satellite, moon, diameter, rotation, lunar surface, axis, day, night, North pole, South pole, phases of the moon, last quarter, waning gibbous, waxing gibbous, waning crescent, waxing crescent, full moon, new moon, sun, moon, Earth, planets, rotation, revolution, revolve, seasons, axis, solar system, orbit