NASA EDGE provides live coverage of tower rollback in preparation for NASA’s first launch to Mars from the West Coast. The Atlas V is carrying the Mars InSight lander which will give NASA and scientists everywhere the first real look under the surface of the red planet. Also on board are two CubeSats (MarCO A & B) designed as a technology demonstration throughout the six month journey through space. Check out the show and discover how these two missions are helping NASA learn more about our solar system.