Musk gives Mars update (spacex.com/mars). SpaceX aims to transport 1m people to Mars over next 50-100 years using Interplanetary Transport System (ITS). Goal is to reduce cost per ton by 5 million percent. First test of Raptor: 3x thrust of Merlin. Anomaly in early September: pre-launch static fire of AMOS-6 Cape Canaveral Space Launch Complex resulted in vehicle loss (upper stage oxygen tank failure).