Physics Nitpicks: What Hollywood Gets Wrong About Space
Space makes for good storytelling, but Hollywood ignores some physics to do it.By Evan Thomas | May 31, 2016
Hollywood gets plenty wrong about space: World War II-style dogfights, fiery explosions, sound in a vacuum. But the list of physics nitpicks goes even deeper than that. Real space is much more boring than the chrome throttles of "Star Trek" would have you believe.
First: Space is big — really big. Sending messages around takes time, even at the speed of light.
Round-trip radio messages between Earth and the moon are delayed for almost two seconds, and the farther you go, the longer the delay gets. It makes snappy dialogue a bit harder.