"The terrain varies a lot, but the planet is generally pretty hot." As much as one planet could be anything. "The wars have hit it hard, but it's full of good people. It's been a while since I've been back."

Which is no issue with the planet and every issue with her father but that's beside the point. "Where are Saiyans from?"

SHe probably won't have heard of it either if there's Earth involved, but still.