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 ...

NASA's fleet of Space Shuttles could survive challenging solar conditions, but needed a boost to get around on Earth. Here's how a pair of 747s helped.

Add Yahoo as a preferred source to see more of our stories on Google. The space shuttle Discovery arrives for its final destination at the Smithsonian's Udvar-Hazy Center in 2012. The aircraft used to ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA's iconic Discovery space shuttle may not be on the move any time soon. Lawmakers in Texas have long sought to relocate the ...

The space shuttle system has been modified many times since the first launch of space shuttle Columbia in 1981. During the 1980s, major upgrade programs were established to respond to problems and ...

STARBASE, Texas—For the third day in a row, SpaceX engineers prepared to send the company’s massive Starship rocket into space Tuesday after a technical problem and bad weather grounded the test ...