An effort to develop an environmentally acceptable supersonic business jet by a group led by Dassault continued last week. Russia Info Center says a model of the HISAC Environmentally Friendly High Speed Aircraft is undergoing testing at Russia's Central Institute of Aerohydronyamics. Engineers are looking at the aerodynamics and potential sonic boom signature of the eight-to-16-seat aircraft, which, in its test stage, sports a canard that make it look like a sleeker, smaller version of the XB-70 supersonic bomber of 45 years ago.
This is a companion discussion topic for the original entry at https://www.avweb.com/news/european-supersonic-bizjet-tests-advance