All of the airplanes shown about to take off at the beginning of the film have nothing but drop tanks attached. At 2:20 into it, a shot of one airplane shows it now armed with missiles instead of drop tanks.
In-flight refueling is real, in-flight re-arming is not.
In-flight refueling is real, in-flight re-arming is not.
Major Bummier wears the four stripes of a Navy Captain, not an Army, Air Force or Marine Major's gold leaf.
At 5:20 into the film, the alien's face mask is loose enough to allow the actor's neck to show when he turns his head.