NASA’s Constellation program is asking agency headquarters for permission to cancel a long-planned Ares 1 test flight known as Ares 1-Y in order to pursue multiple earlier tests intended to speed introduction of the crew launch vehicle.
NASA’s Constellation program is asking agency headquarters for permission to cancel a long-planned Ares 1 test flight known as Ares 1-Y in order to pursue multiple earlier tests intended to speed introduction of the crew launch vehicle.