United Launch Alliance, a joint venture between Boeing [BA] and Lockheed Martin [LMT], announced Tuesday it was replacing chief executive Michael Gass “effective immediately” and named Tory Bruno as the new CEO. ULA said that Gass was retiring after eight years at the helm and did not elaborate on his departure, saying only that he will work with Bruno “to ensure a smooth leadership transition and continued commitment to mission success.” The government contracts ULA to launch military, weather, GPS…
