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Fun Galaxy Facts for Kids
Cosmological Evolution of Structure
List of largest galaxies - Wikiwand
A trail of dark-matter-free galaxies from a bullet-dwarf collision
How is a galaxy's size determined? - Quora
Types of Galaxies: Why Galaxies Come in Different Shapes
How UMass astronomers helped the Hubble Space Telescope take the widest photo of the universe ever
Galaxy Properties
Galaxy Size Comparison 3D Universe Size Comparisons
The Different Shapes of Galaxies
Galaxies HubbleSite
The Evolution of Galaxy Structure over Cosmic Time - Christopher J. Conselice
ESO Supernova Exhibition — What is a galaxy?
