The Citation CJ3 Gen3 prototype recently completed its first flight, putting the aircraft one step closer to certification and production. “This first flight validated months of preparation and provided a strong foundation as we expand testing and continue the certification program.” The exterior of the CJ3 Gen3. Textron AviationUnveiled by Cessna owner Textron Aviation in 2024, the CJ3 Gen3 sits squarely between the entry-level M2 Gen3 and the range-topping CJ4 Gen3. All three of Cessna’s next-generation Citation light jets have now entered flight testing, underscoring the brand’s dominance in the category.