Relier Pairs Galaxy Universe Review Version en ligne Galaxy, Universe, Components of Universe Review par Andrea Soliz 1 red shift 2 Big Bang Theory 3 star 4 Spiral Galaxy 5 Nebula 6 Galaxy 7 Elliptical Galaxy 8 light year 9 Irregular Galaxy 10 blue shift cloud of gas and dust in space that forms stars or is formed by the death of a star. The theory that our universe, which was once a small, dense ball of energy, exploded and expanded to create the universe we know today. the concept that an object is moving closer and closer. the distance a single beam of light travels in one year. The unit of measurement used to measure the distance of objects in outer space. a hot ball of gas that burn elements like hydrogen and helium through the process of nuclear fusion. A system of billions of stars with dust and gas. the concept that an object is moving further away
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