The race for the modern-day Concorde continues to evolve, with a number of companies targeting the development of a supersonic transport plane by the end of this decade. But one company wants to take things a bit further. A lot further in fact. Aerion has this week revealed plans for its AS3TM, a 50-seater commercial plane, capable of traveling up to 7,000 NM at blistering speeds of 3,000 miles per hour!