Today's launch is a milestone for NASA, ASU

NASA's unmanned spacecraft to the moon is scheduled to launch today from Cape Canaveral in Florida. The highly anticipated launch - the first of its kind in a decade for the United States - is the space agency's first step toward achieving its goal of sending humans back to the moon by 2020. The hope is that, one day, astronauts will be able to stay and train there for extended periods. The $504