When Kara's father, Zor-L, realized that Krypton was about to explode, he placed his infant daughter on a spaceship and shot it towards Earth. This occurred at the same time that the infant Kal-L (Kara's cousin and the Superman of Earth-Two) had also been launched on a ship towards Earth. However, Kara’s ship traveled far more slowly then Kal-L’s ship, and resulted in Kara arriving on