by Claudine Zap Good news for anyone with a passion for space flight, no NASA training " and a spare $35 million: Space tourism from Boeing is only a few years away. The company is developing a low-earth orbit Crew Space Transportation capsule that will shuttle astronauts to and from the International Space Station . But with seven seats, there will be enough room for anyone with the funding and strong stomach to tag along. Think of it as a really,