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

Russian officials and aviation experts routinely suggest the Sukhoi Su-57 is a superior aircraft to the U.S.-made Lockheed Martin F-35 Lightning II. On Tuesday, Russia’s United Aircraft Corporation ...

The Su-57 and F-35’s joint appearance in India is reported to be the first time the fighters have ever been on the same airstrip at the same time. As previously reported, in recent days, a Russian ...

What You Need to Know: The Russian Sukhoi Su-57 “Felon” stealth fighter has faced continual challenges, with the latest embarrassment occurring at China’s Zhuhai Airshow. Poor build quality was ...

Russia is offering the production of Sukhoi Su-57, its fifth-generation stealth fighter and most advanced warplane, in India for boosting the Indian Air Force’s fleet, after unveiling the jet in the ...

A modern Su-57 combat jet has been damaged in an attack by Ukrainian forces inside Russian territory almost 600 kilometres from the frontline, Ukraine's HUR military intelligence directorate said on ...

The development of the Izdeliye 177 appears to be driven by the need to upgrade the earlier Su-57 production models and offer a new powerplant to international customers. Russia's United Aircraft ...

The first delivery of Russia’s Sukhoi Su-57 fifth-generation fighter is likely to be postponed after the aircraft crashed Dec. 24 during a test flight. The type manufacturer, United Aircraft ...

In the latest blow to Russia's military prestige, Ukraine this week claimed to have for the first time struck at least one – and possibly two – of Moscow's cutting-edge, fifth-generation fighter jets, ...

(CNN) — Ukraine’s military on Sunday said it had destroyed one of Russia’s newest and most advanced fighter jets in a drone strike on a military base deep inside Russia. The Sukhoi Su-57 fighter, ...

The two Su-57s drew public attention in Zhuhai, though the reaction and commentary about the Russian jet were not particularly enthusiastic regarding its manufacturing quality. The Russian Su-57 (NATO ...

One of the Russian Aerospace Force's most advanced—and most expensive—combat aircraft was reported to have been damaged on Saturday in a raid carried out by Ukrainian forces. As reported by Forbes, ...