A hybrid word for the "Astronauts" that were supposed to be on the moon. But since the moon landing was a hoax, the were just actors in an elaborate TV production.
You can see the wires helping that "Actornaut" jump.
The film is slowed down to make it seem like the "Actornaut" is floating.
The FBI will eliminate you if you use the word "Actornaut" in an official document.