WASHINGTON -- NASA doesn't have nearly enough money to meet its goal of putting astronauts back on the moon by 2020 -- and it might be the wrong place to go, anyway. That's one of the harsh messages emerging from a sweeping review of NASA's human space flight program. The Human Space Flight Plans Committee, appointed by President Barack Obama and headed by retired aerospace executive Norman Augustine, has been trying to stitch together some kind of plausible strategy for America's manned space program. The panel has struggled to find options that stay under the current budget and include missions...