시즌 1, 에피소드 1: Different Worlds reveals the planetary enigmas on our doorstep and embarks for the final voyage to the only planet still to be visited by a spacecraft – Pluto. Will our encounter with this tiny ball of ice and rock and the trillions of icy objects beyond it paint a clearer picture of how the planets came to be?
Documentary · 1999년 10월 9일 · 43분