Feb 07

Space Rocket History #242 – Apollo 12 – The Launch Part 2

John Aaron’s (EECOM) next call made him a legend in Mission Control. He said quickly and confidently, “Flight, try S-C-E to Aux.”

Lighting strikes Apollo 12

The lightning bolt that struck Apollo 12 aloft also hit the crane and platform of the mobile launch pad

John Aaron, the environmental control engineer (EECOM) for Apollo 12 launch

Jan 24

Space Rocket History #240 – Apollo 12 – Saturn V Instrument Unit

The Saturn V’s control system was housed inside and also referred to as the Instrument Unit (IU). Marshall Space Flight Centers Astrionics Laboratory categorized the IU as the “brain” and “nerve center” of Saturn V.

Saturn V Instrument Unit

Instrument Unit assembly line, IBM Huntsville

Launch Vehicle Digital Computer