Vocabulary
lunar phase, orbit, rotate, revolve, phases of the moon, spring tide, neap tide, gravity, dwarf planet, comets, asteroids, gravity, velocity, orbital, lander, rover, telescope, ocular, finderscope, tripod, solar system, asteroid belt, gravity, waning gibbous, waxing gibbous, waning crescent, waxing crescent, first quarter, last (third) quarter, new moon, full moon, autumn, spring, summer, winter, Northern Hemisphere, Southern Hemisphere, equator, rotation, day, night, seasons, orbit, axis, solar eclipse, moon, umbra, penumbra, lunar eclipse, dwarf planet, comets, asteroids, gravity, velocity, orbital, lander, rover, telescope, ocular, finderscope, tripod, solar system, asteroid belt, gravity, waning gibbous, waxing gibbous, waning crescent, waxing crescent, first quarter, last (third) quarter, new moon, full moon, autumn, spring, summer, winter, Northern Hemisphere, Southern Hemisphere, equator, rotation, day, night, seasons, orbit, axis, solar eclipse, moon, umbra, penumbra, lunar eclipse, waning gibbous, waxing gibbous, waning crescent, waxing crescent, first quarter, last (third) quarter, new moon, full moon, autumn, spring, summer, winter, Northern Hemisphere, Southern Hemisphere, equator, rotation, day, night, seasons, orbit, axis, solar eclipse, moon, umbra, penumbra, lunar eclipse, rotation, day, night, seasons, orbit, axis, solar eclipse, moon, umbra, penumbra, lunar eclipse