The Milky Way: One of the Many Galaxies

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It is estimated to be about billion years old, nearly as old as the Universe Surrounded by several smaller satellite galaxies, the Milky Way is part of

mahjong ways2 The four major structural subdivisions of the Milky Way Galaxy include the nucleus, a central bulge, disk, spiral arms, and a massive halo

mahjong ways 3 logo In its overall structure, the Milky Way galaxy is thought to resemble long arms of material spiraling out from a concentrated, oblong core that