Boeing 777X On Track For Certification Tests

777-9 development aircraft
Three of the four 777-9 development aircraft are prepared for further flight testing at Boeing Field.
Credit: Guy Norris/AW&ST
As heir apparent to both the 777 and 747 families, much has been riding on the successful testing and development of the 777X ever since Boeing launched its new long-range flagship derivative program in 2013. But as the company digs deep to survive the effects of both the COVID-19 pandemic and the...

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