the money that flew had a new brain installed. >> this is more than 20 years ago in this time, another big step. >> astronaut scott kelly twin mark was at the launch. he will join his brother and captain one of the last shuttle missions. >> it's sad it's going to be retired. there has never been anything like it. >> the space race is long over between the u.s. and russia. economic realities rule space is expensive. cooperation works well on both sides. the money that they place on the shuttle program it will put in future plans. russians putting aside future launch plan. to build in the far east to close the chapter on the