Kepler Mission Close to Discovering Earth-like Planets?

  • 9 years ago
Kepler Mission Close to Discovering Earth-like Planets?
Commonwealth Club - The Commonwealth Club of California
Learn about the great astronomy pioneer Edwin Hubble and how his use of a 100-inch telescope at the Mount Wilson Observatory in California not only resolved the "Great Debate" over the scale of the universe but also provided radical evidence that the universe is expanding.