NASA's space shuttle was a large, heavy vehicle, and needed an even larger, heavier low-wing aircraft to transport it across ...

Space exploration has changed how we look at the universe, but it's costly, and some of the most iconic NASA missions are ...

Sierra Space reached for the stars but never got off the ground. The privately held company burned through much of the $1.7 ...

Sierra Space, a proven Defense Tech company delivering solutions for the nation’s most critical missions and advancing the ...

Space X's Falcon Heavy rocket returned to the skies Thursday night, launching a mysterious spacecraft for the U.S. military. The rocket lifted off from NASA's Kennedy Space Center in Florida. It's ...