Virgin Galactic conducts a 'dry run' for rocket-powered flights
 

Virgin Galactic's SpaceShipTwo (official name VSS Unity) has just completed its sixth test glide. The reusable spaceplane still has between two to nine more staged glides to go before the aerospace company moves on to rocket-propelled tests. But this...

https://www.engadget.com/2017/08/05/...wered-flights/