Conceived to fly New York to Paris in under four hours without a sonic boom, Spike Aerospace's S-512 Diplomat is designed to combine speed, comfort and privacy for business leaders and discerning travellers.

Based in Atlanta, Spike is resuming development of its flagship aircraft, the S-512 Diplomat, a supersonic business jet that promises to change how the world travels.

A number of aerospace firms around the globe working towards the introduction of the Spike S-512 supersonic jet, an 18-passenger, Mach 1.6 low-sonic boom aircraft that could cut flight times by almost 50 per cent.