The sequence with the man on the motorcycle was added to the movie after principal shooting had wrapped in order to pad out the running time to a reasonable feature length.
The astronomer and the town mayor incorrectly use the words "meteor" and "meteorite" interchangeably as if they meant the same thing. In fact, the object is a meteor until it hits the ground at which time it becomes a meteorite.
This film was the third featured movie in the 2009 live show tour of "Cinematic Titanic", featuring "riffing" by alumni of Mystery Science Theater 3000 (1988).