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7-Astronomy

The Sun, Planets, Constellations

TermDefinition
Apparent Brightness the brightness of a star perceived by an observer on Earth
Asteroid Belt a group of many rock objects located roughly between the orbits of the planets Mars and Jupiter
Comets leftover debris from the formation of the solar system that orbits beyond the edge of our solar system in the deep freeze of space
Constellations a group of stars in the sky that has a certain shape and name
Dwarf Planet a group of stars in the sky that has a certain shape and name
Inner Planet Mercury, Venus, Earth, Mars; small rocky planets that have few or no moons
Meteoroids smaller rock bodies that often crash into planets and moons as meteorites
Moon smaller rock bodies that often crash into planets and moons as meteorites
Outer Planet Jupiter, Saturn, Uranus, Neptune; gas giants with many moons and ring systems
Planet Jupiter, Saturn, Uranus, Neptune; gas giants with many moons and ring systems
Revolution Jupiter, Saturn, Uranus, Neptune; gas giants with many moons and ring systems
Satellite objects that orbit other objects
Solar System includes our Sun and the planets, moons, asteroids, comets, and other frozen worlds that orbit the Sun.
Stars enormous balls of hot, dense gas that give off their own light
Sun the star at the center of our solar system that supplies heat and light to Earth; its enormous gravity keeps the solar system in orbit
System a group of interacting or interdependent parts forming a complex whole, as in all the factors or variables in an environment, or all the planetary bodies revolving around a star
Created by: jackie_mulkey