Documents SOAR Fall 2004 Earth’s place in the cosmos. Population of the Cosmos ~100 Billion Galaxies = 10 11...

Slide 1 SOAR Fall 2004 Earth’s place in the cosmos Slide 2 Population of the Cosmos ~100 Billion Galaxies = 10 11 Galaxies ~ 100 Billion Stars in each galaxy = (10 11 stars)(10…