The incredible story of how Pluto has been propelled from an unremarkable ball of ice on the edge of the solar system to a world of unimaginable complexity - where some form of alien life might exist. Featuring first-hand accounts of the incredible discoveries made by New Horizons from many of the scientists involved in the mission.

Originally released by BBC Worldwide Learning, 2020. Streaming video file encoded with permission for digital streaming by Infobase on April 30, 2021.