NASA reported in August they have identified potential passenger markets in about fifty established inter-city routes.
Supersonic Concorde could fly again thanks to quieter low-boom technology
The 'new Concorde'? NASA to build quieter supersonic passenger planes
Supersonic Jet Hyper Sting would fly from NYC to London in just 80 minutes
New York to London in 1.5 hours? NASA launches plan for supersonic plane almost twice as fast as the Concorde
The Rise & Fall Of The SST
This Bonkers Supersonic Jet Concept Could Fly at up to 1,141 MPH—With 200 Passengers
Nasa unveils new CONCORDE that will be able to fly from London to New York in just THREE HOURS
This supersonic aircraft will take you from New York to London in just 80 minute - Hindustan Times
NASA's Son Of Concorde X-59 Set For Historic First Flight — Born To Engineer
Son of Concorde' will travel from New York to London in 90 minutes
Son of Concorde' which could fly New York to London in 1.5 hours step closer to take-off - Bristol Live
Concorde 'son' jet that can travel faster than sound placed on order by US military, Science, News
NASA exploring jet that can travel from NY to London in 1.5 hours