Astronomy Vocab Quiz Crossword
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
 
 
Down: 2) The average distance between the Earth and the sun; approximately 150 million kilometers3) Planets outside of our solar system.4) An object that is so dense and massive that light cannot escape its gravity.7) A galaxy shaped like a round or flattened ball, generally containing only old stars.8) The study of the moon, stars, and other objects in space10) The planet we live on. The third planet from the Sun.14) The remains or impression of a old animal or plant. It is kept safe in rock.16) A scientist who studies astronomy Across: 1) The distance that light travels in one year; about 9.46 trillion kilometers5) Synonym for moon6) Groups of stars that form patterns.9) A planet that has a deep, massive atmosphere, such as Jupiter, Saturn, Uranus, or Neptune.11) Force of attraction between two objects that depends on the masses of the objects and the distance between them.12) An small rock with ice on it. It orbits the Sun. When it gets close to the Sun it warms up and the ice melts. This makes it light up bright.13) A region of the solar system that is just beyond the orbit of Neptune and that contains small bodies made mostly of ice15) A space station in low Earth orbit. The largest man-made object in orbit. Can be seen without a telescope from Earth.16) A small, rocky object that orbits the sun; most asteroids are located in a band between the orbits of Mars and Jupiter.17) The theory that all matter and energy in the universe was compressed into an extremely small volume that 13 billion to 15 billion years ago exploded and began expanding in all directions.18) A galaxy that does not have a regular shape.
 

 

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