Sure it may be fun. Enjoy the show, but don't get suckered into believing the Bad Hollywood Science. So, lets hear it. To be fair, list any examples of notably good science you observe as well. I'll post all observations, with due credit to the observer.
Lets start out by looking at some common errors found in many movies.
Standard Problems Sound in space. You cannot hear any sounds in space. There is not enough matter to carry sound. You can't hear the spaceship whistle by or the enemy spaceship explode. Even if such a thing were possible, when it shut down things would stay where they were until acted on by on outside force.