text: can anyone tell me 3 things that are scientifically impossible in star wars? they have to be about space, planets, or the death star. they can't be about lightsabers or "the force." thank you ! - explosions would not react in space the way they do in the movies. - there would not be gravity in the spaceships - what are the odds that nearly every planet has an environment habitibul for nearly every species? - luke/leia did not have enough momentum to swing to the opposite platform that was at an equal height