CES
10,000 years ago The Milky Way contains over 300 billion stars, and enough dust and gas to make billions more. And on a little blue planet, in a solar system 30,000 light-years from the galactic center, and about 20 light-years above the plane of the galaxy the human race lives. Earth and its neighbors don’t orbit within the plane of the galaxy but are instead tipped by about 63 degrees. As such the Earth has escaped some of the turmoil the rest of the galaxy has faced. More than half the stars...