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Earth began
earth began 14 b.y.a. ,Dust and Gases Colect,Quasars form, active Galaxies form -
Galaxies Evolve
Galaxies Evolve and move apart 13 b.y.a. -
Milky way forms
Milky way form,Local Group 10 b.y.a. -
Solar System
Our solar system began forming in a Galaxy that is now called the Milky Way Galaxy