Add Yahoo as a preferred source to see more of our stories on Google. Discovery's days of spaceflight may long be over, but the historic NASA space shuttle may soon be on the move again – just not in ...

The United States once poured money and political capital into a spaceplane concept that promised to take off from a runway, reach orbit in a single leap, and slash the cost of spaceflight. Instead of ...

When the space shuttle Atlantis blasts off on Friday, it will mark the final NASA shuttle mission ever. But the shuttering of the 30-year-old program isn’t the end of American space exploration — in ...

When I was an aerospace engineer working on the NASA Space Shuttle Program, trust was mission-critical. Every bolt, every line of code, every system had to be validated and tested carefully, or the ...

Could the final launch of a space shuttle be derailed by rain and thunderstorms? It’s looking like it. We’re heading into the space shuttle program’s final lap, the last NASA-based launch of a shuttle ...

Before astronauts ever orbit Earth, Building 9 at the Johnson Space Center is a required stop. "What we're standing in right now is a module about the diameter of a school bus, maybe a Greyhound bus,” ...