New frontiers in space. A look at the Kepler Mission, whose purpose is to find earth-like planets in other solar systems, and the LCROSS Project which recently found water on the Moon. The guests are Kepler's chief scientist William Borucki and LCROSS's chief scientist Anthony Colaprete, both from NASA's Ames Research Center. Also included: NASA-produced videos of Kepler, LCROSS and the Mars Rover. Martin Wasserman hosts. Less