As more spacecraft are launched, the risk increases that uncontrolled space debris - those without active guidance - will ...

Monday's SpaceX twin Falcon 9 missions are slated to become the 11th and 12th orbital rocket launches thus far this year from ...

An aircraft developed by Boom Supersonic has become the first independently funded jet to break the sound barrier ...

The XB-1 aircraft accelerated to Mach 1.05 within about 11 minutes of taking off, according to Boom Supersonic and live video ...