NASA. _ Constellation: It's for the new generation_ National Aeronautic and Space Administration. A comprehensive video explaining the Constellation program. Hear about the next steps NASA will take through Constellation, and sneak a peek at NASA's newest vehicles: the Orion crew vehicle, the Ares launch vehicles (Ares 1 Crew Launch Vehicle and Ares V heavy launch vehicle) and the Altair Lunar Lander. Learn what progress has been made in the development of this new generation of spacecraft.