The Universe is everything we can touch, feel, sense, measure or detect. It includes living things, planets, stars, galaxies, dust clouds, light, and even time. ... The Universe contains billions of galaxies, each containing millions or even trillio...
Galaxies formed from vast, spinning clouds of gas. Scientists think there are hundreds of billions of galaxies scattered across the universe. The most common galaxies are faint dwarf elliptical galaxies, but we more often see the far brighter spirals and giant ellipticals.
Andromeda
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Triangulum
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Whirlpool
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