what is universe how many galaxies in universe?
Yasmin:
All existing matter and space considered as a whole; the cosmos. The universe is believed to be at least 10 billion light years in diameter and contains a vast number of galaxies.
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universe is the place where planets,stars, asteriods , comets,and many other celestial objects.the universe contains many galaxies from which one is ours the milky way . now also scientists are doing research to find the various galaxies
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The vast empty space around us that consists of stars, solar system, galaxies etc is called Universe. there are 100 billion to 200 billion galaxies in universe
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