Edwin Aldrin, Neil Armstrong, and Michael Collins were in good physical condition and on schedule for their training and mission preparations. Descent and landing simulations were successfully completed. The recovery ship U.S.S. Hornet was prepared for the recovery operation. The Goldstone 64-meter dish antenna was ready to support both the Apollo 11 and the Mariner requirements. (Mariner VI and VII, launched February 24 and March 27, were on their way to July 31 and August 4 flybys of the planet Mars). Mission control and the worldwide network stations were completing final simulation and tracking preparations, and the flight plan was ready for distribution.