National Geographic Documentaries - Martian Robots

Seizoen: 2009 - Aflevering: 58 / 910 - Eerst uitgezonden: Onbekend - Episode ID: 413021

Since 2004 two intrepid explorers have been trekking across the surface of Mars. Surviving in the hostile landscape and persevering in the face of elemental and mechanical difficulties, rovers Spirit and Opportunity now face the final stretch of their mission.