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The Arrangement of the Universe

The Arrangement of the Universe. Where exactly do we live?. We live in: The universe The Milky Way A Solar System An Inner Planet And THE EARTH!. The Universe. Universe – Its everything out there – space and all of the energy in it.

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The Arrangement of the Universe

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  1. The Arrangement of the Universe

  2. Where exactly do we live? • We live in: • The universe • The Milky Way • A Solar System • An Inner Planet • And THE EARTH!

  3. The Universe • Universe – Its everything out there – space and all of the energy in it. • There are many theories of how the universe started including: • The Big Bang • The Oscillating/Big Squeeze • Steady State • Within the universe there are many things called galaxies, for example our galaxy, the Milky Way.

  4. Galaxies • Galaxy – A group of millions or billions of stars held together by gravity. • Most of a galaxy is empty space. • Our planet, and solar system are located in the Milky Way Galaxy. • Galaxies contain many solar systems, our solar system is just a small part of the Milky Way. • Our universe contains billions of galaxies.

  5. Solar System • Solar System – The Sun and the other objects such as planets, satellites, and asteroids. • The Sun is the center of our solar system. • Eight planets, numerous satellites, dwarf planets, and other objects all orbit the Sun. • The Sun is the only star in our solar system. • Our solar system is very small, if it were the size of a penny, the Milky Way would be from Dallas to Chicago.

  6. Earth • Home sweet home! • About 8,000 miles in diameter • Has one natural satellite that we call the Moon. • Our planet orbits theSun. • Orbit – the path of an object in space as it moves around another object because of gravity.

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