Russia's Su-57 stealth fighter has completed its first flight with a new fifth-generation engine to improve the fighter's ...

Russia's fifth-generation Su-57 stealth fighter has successfully completed its first test flight powered by the new, advanced ...

Rostec stated that each Izdliye 177 engine can deliver up to 16,000 kg of thrust (approximately 35,000 pounds) with the ...

Subsidiaries of Russian state-owned manufacturer Rostec have begun flight testing a new turbofan for the Sukhoi Su-57 fighter ...

Russia has always placed a doctrinal emphasis on extreme maneuverability, usually at the expense of certain stealth features.

Russia is spotlighting the Su-57’s new 177S/AL-51F1 “fifth-generation” engine after its Dubai debut. -Early Su-57s flew with ...

Specialists from the United Aircraft Corporation (UAC) and the United Engine Corporation (UEC), both part of Rostec, have ...

EADaily, . UAC and UEC specialists have started flight tests of the Product 177 engine as part of the fifth-generation Su-57 fighter. The car was lifted into the sky by Honored test pilot of Russia ...

EADaily, December 23rd, 2025. The Russian fifth-generation fighter Su-57 is noticeably superior to Western aircraft in maneuverability. Therefore, in air combat at a line-of-sight distance, this ...

Russia has begun flight testing a new engine for its Su-57 fighter, aiming to improve performance, increase production, and ...

Western intelligence and aviation experts have said Russia wants to avoid the reputational damage of losing a Su-57 in combat.

Russia’s Su-57 began life powered by the AL-41F1/117S, a deeply modernized Su-27 engine used as a stopgap while a true ...