It's been nearly 20 years since the Concorde last flew. Now, companies are planning the next generation of supersonic passenger travel.

Aerion said its second supersonic aircraft, the 50-passenger Mach 4 AS3 airliner, will benefit from its partnership with NASA Langley. An expansive MOU between Aerion and sister companies NetJets ...

Aerion Supersonic, the developer of a $120 million supersonic business jet, said on Monday it would be able to take off and land without regulatory changes in the United States in a potential ...