LIBROS DEL AUTOR: aditi mehra

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  • The Galaxies Within
    Aditi Mehra
    What are galaxies? Definition and observationThe sun, moon, and the millions of billions of stars that we see in the clear night sky are all part of a vast structure called a galaxy. Galaxies are the basic building blocks of the universe, and they contain stars, gas, dust, and dark matter. Our own galaxy, which we call the Milky Way, is a spiral shape and contains about 200 bil...
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