Jack Parsons is recognized on the dark side of the moon with a crater honored in his name. He was considered the father of rocket science as he was the person to create a rocket fuel that landed Apollo 11 on the moon. Jack Parsons would invoke Aleister Crowley’s “Hymn To Pan” before each rocket test launch.
There is an interesting book titled “Final Events” by Nick Redfern which paints an intriguing picture of the relation of Aleister Crowley, Jack Parsons and the UFO phenomenon. You can check out Nick Redfern’s book below.