supersonic

The Concord was retired 15 years ago, and spacecraft aside, no commercial aircraft has broken the sound barrier since then. But earlier this month, GE unveiled their "Affinity" jet engine, which they hope will usher in a new age of supersonic jet travel. Hackaday notes that the engine is based...

Virgin Galactic has successfully completed a second supersonic test flight of the VSS Unity. This is the second test flight since a fatal accident back in 2014. The spaceship reached a speed of Mach 1.9 and an altitude of over 114,000 feet. All in all it was an uneventful flight and it will...