Continuity mistake: When Dave gets his supper, the order of the slop from right to left is yellow, light brown, light brown, dark brown. Later when he's eating, the order is yellow, orange brown, dark brown, light brown.
Continuity mistake: The view of the front of the moon buggy shows the sunlight coming from the right side of the screen(Pilot's left shoulder) But when we see his view out the window, the sunlight casts shadows as if the sun was behind them.
Question: What was the ultimate destination of the Jupiter mission? The giant planet is made of gas, it has no solid surface to land on. Theoretically a spacecraft could land on one of Jupiter's moons, but they lie within the lethal radiation belt.