Space.com Apollo 1: Three Stars Commemorate a Sad Anniversary 27 January 2017 fborgosano Leave a comment Share: Today (Jan. 27) is a sad day for NASA, marking the 50th anniversary of when a flash fire occurred during a launch-pad test of the Apollo/Saturn space vehicle, which was being prepared for its first piloted flight. from Space.com ift.tt/2kbWHYz Share: