manishbudhathoki07
manishbudhathoki07
16-10-2020
Physics
contestada
what does the galaxy made of ?
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paigejamisyn17
paigejamisyn17
16-10-2020
Galaxies are sprawling systems of dust, gas, dark matter, and anywhere from a million to a trillion stars that are held together by gravity. Nearly all large galaxies are thought to also contain supermassive black holes at their centers.
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