When you spend 16 years and billions of dollars designing a new home, you'd think everyone would get a place to sleep. Last week, however, when the Russian space agency launched into orbit the 22-ton Zvezda service module--the latest, $320 million addition to the much delayed International Space Station--officials conceded they had overlooked something. Though the school bus-size pod will be home to three astronauts for four months at a time, it has been outfitted with only two tiny sleeping berths--leaving one crewman no place to bunk.
It's possible no one aboard Zvezda will be sleeping much anyway, since the ship...