Chapter 1 Our Place in the Universe - Astronomy
Chapter 1 Our Place in the Universe - Astronomy
Chapter 1 Our Place in the Universe - Astronomy
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• At great distances, we see objects as <strong>the</strong>y were<br />
when <strong>the</strong> universe was much younger.<br />
We see a galaxy 7 billions light-years away as it was 7 billion<br />
years ago.<br />
Light from nearly 14 billion light years away shows <strong>the</strong><br />
universe as it looked shortly after <strong>the</strong> Big Bang, before galaxies<br />
existed