Who or why is shutting down US Space Shuttle program?? Massively fragile, difficult to operate and exceedingly dangerous and expensive. - http://www.huffingtonpost.com/2011...
It was going to [fly] 66 times a year and it ended up with about five times a year. It was going to cost $10 million a flight, and two months ago, an independent study showed that it cost $1.2 billion a flight - pb: