On December 22, 2025, Russia's state corporation ROSTEC announced that the Su-57 stealth fighter jet successfully completed its first test flight with the new Product 177 engines. The flight took plac...

Russian state defense company Rostec announced that its Su-57 Felon fifth-generation fighter has completed its maiden flight equipped with a new generation of engine called 'izdeliye 177'. The United ...

Russian defense contractor Rostec announced that a production-series Su-57 stealth fighter equipped with two new fifth-generation AL-51F engines has completed its first flight, replacing the previous ...

Sergey Chemezov, Rostec's CEO, has stated that Russia's fifth-generation fighter aircraft, the Su-57, successfully evaded enemy radars and electronic warfare systems during its deployment in Ukraine. ...

Russia's Su-57 stealth fighter fails to match the capabilities of the U.S. Air Force's F-22 Raptor in terms of maneuverability and survivability. While the Su-57 is designed as a premier stealth multi...

The Su-35 Flanker is highlighted as a highly advanced derivative of the Su-27 Flanker, equipped with long-range capabilities, high payload capacity, extreme maneuverability, and advanced Irbis-E radar...