[Jan_Sobieski]

Kubrick insisted that it be filmed on the moon for added realism.

Pretty tough to film on location when the farthest we’ve gone is 350 miles. The good news is we’ve only got 237,650 to go! The pesky Van Allen Radiation belts always throw a wrench in the machine. Perhaps some day we’ll get a monkey to survive the belts?

[yesthatjallen]

"Pretty tough to film on location when the farthest we’ve gone (into space?) is 350 miles"

Source?

[Observator]

This actually makes sense when you think about it. Bollywood production values are much better than Cinema of Russia.