Matching Pairs Space ObjectsOnline version Match up descriptions and images with terms. by Heather Woodward 1 This space object is made of billions of stars. 2 This space object is made of mostly gases, has a diameter of 60,000 miles, and emits no light. 3 This object revolves around another object that revolves around a star. 4 The totality of all matter and energy that exist in the vastness of space, whether known to human beings or not. 5 Unit used to measure distance within our Solar System 6 Unit used to measure distance measure in space beyond our Solar System. Distance that light travels in a year. 7 This space object is about 6 miles in diameter and is made of rock and ice. This space object sometimes has a “tail” when it nears the Sun 8 This object has a diameter of 1,455 miles. Does not contain all the criteria to be a planet and orbits a star. 9 This object is mostly spherical; it orbits a star, emits no light, and is made of rock and other minerals 10 This object is made mostly of dust, hydrogen, and helium. It is either the remains of a “dead” star or a place where stars are “born” This object contains nebulas and solar systems. 11 This object is 300 miles long and is composed of rock and nickel. This space object is about 33 feet long and is composed of rock and metal. Galaxy Light Year Dwarf Planet Rocky Planet Comet Astronomical Unit Moon Universe Asteroid Gas Planet Nebula
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