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Galaxy Vocab

TermDefinition
Universe all of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy.
Galaxy A collection of stars and planets that are held together by gravity. In a galaxy, the celestial bodies rotate around a central object
Disk shaped galaxy all galaxy types that possess prominent disks. These include spiral galaxies and S0 galaxies
Spiral shaped galaxy are twisted collections of stars and gas that often have beautiful shapes and are made up of hot young stars. ... Most spiral galaxies contain a central bulge surrounded by a flat, rotating disk of stars
Irregular shaped galaxy the catchall name given to any galaxy that does not neatly fit into one of the categories of the Hubble classification scheme. They have no defined shape nor structure
Elliptical shaped galaxy a type of galaxy with an approximately ellipsoidal shape and a smooth, nearly featureless image.
Milky Way the galaxy that contains our Solar System, with the name describing the galaxy's appearance from Earth
Light Year The distance light travels in a year
Cluster a group of similar things or people positioned or occurring closely together
Andromeda Galaxy A barred spiral galaxy around 2.5 million light years from earth and is the closest major galaxy to the Milky Way.
Created by: Manachanwa
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