[snip] NASA plans to announce the heavy-lift plan, formally known as the Space Launch System or SLS, around the time of the July 8 launch of the final space shuttle flight. The decision should keep America’s renowned spaceflight program running, saving the jobs of many of NASA’s hard-to-replace engineers. Shuttle launch director Mike Leinbach spoke frankly about the space effort's future in remarks he made to his launch team at Kennedy Space Center this month, during preparations for the shuttle Atlantis' program-ending mission."The end of the shuttle program is a tough thing to swallow, and we’re all victims of poor...