Ares 1 Upper Stage Announcement
NASA Set to Announce Final Major Ares I Contract
“NASA will host a news conference Wednesday, Dec. 12, at 4 p.m. EST to announce the selection of a contractor for the upper stage instrument unit avionics for the Ares I rocket. The avionics unit is the central system that provides guidance, navigation and control for the launch vehicle during ascent as it carries the Orion spacecraft to low Earth orbit.”