In The Superman movies, Krypton is depicted as a very advance civilization with technology far superior to are own. In Superman the Movie Jor-El was able to predict the destruction of Krypton and sent his only son to earth in a very advance space ship before the planet exploded into a million pieces. In Superman Returns Kal-El was able to travel to the site of Krypton’s destruction and back using the same technology his father once used. But both trips ended up in a violent crash landing back on Earth. With all their vast knowledge and advance technology, why couldn’t they figure out a way to land a ship as appose to a violent crash landing?