Virgin Galactic has taken the wraps off of its concept for a new delta-wing commercial jet that is capable of flying at three times the speed of sound, and the company has signed a non-binding MOU with Rolls-Royce to design the engine to power it.| New Atlas
Between Virgin Galactic, Boom, Spike and Aerion, a new crop of contenders are springing up to pick up where the Concorde left off, putting supersonic civilian flight back on the menu after nearly 20 years without it.| New Atlas