In this Tuesday, July 16, 2019 photo made available by NASA, astronaut Michael Collins, right, speaks to Kennedy Space Center Director Bob Cabana at Launch Complex 39A, about the moments leading up to launch at 9:32 a.m. on July 16, 1969, and what it was like to be part of the first mission to land on the moon. Collins was orbiting in the Command Module, while Neil Armstrong and Buzz Aldrin went to the surface in the Lunar Module. (Frank Michaux/NASA via AP)