Originally Posted by
Anonymouswizard
Actually no, big ships (the Yamato in particular) are shown to tilt in order to ascend/descend. It's weird that the characters in universe keep making ships with their guns all on the top, space battles are more three dimensional than average. They don't do it as much as they move forwards/backwards, but it does happen. Anyway, ascend/descend is meaningless in space, we've got no reference
Also, now people are pointing out the gun thing I'm going to start getting annoyed at it.