David Brin talks about how the Constellation program was no good. He likes going to Phobos (Mars Moon) or near earth asteroids. He wants to open up low earth orbit access to commercial competition. He wants to lower the cost to get to orbit and space. He likes space mining.
Space Exploration Part 1:Planning our next steps in space
Space Exploration Part 2: Mining the sky
Space Exploration Part 3: The Big Picture
Space Exploration Part 4: Ambitious Technologies