In 2020, engine manufacturer Rolls-Royce signed an “engagement agreement” with Boom to explore an engine that could power the faster-than-sound Overture, which already has orders from United and American Airlines.

However, Rolls-Royce told AIN Online in early September that it has since left the table.

“We’ve completed our contract with Boom and delivered various engineering studies for their Overture supersonic program,” Rolls-Royce said.

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“After careful consideration, Rolls-Royce has determined that the commercial aviation supersonic market is not currently a priority for us and, therefore, will not pursue further work on the program at this time,” the company continued. “It has been a pleasure to work with the Boom team and we wish them every success in the future”.

Read more: yahoo