The PAK FA has played the bugbear for Western air forces for nearly a decade, the terrifying Russian jet that will eat F-35s for breakfast. American aviation analysts in search of something, anything ...

You either emphatically love Russia's flagship stealth fighter, or you laugh at every molecule of its construction. There doesn't seem to be much in the way of in-between in these two camps. But in ...

Here’s What You Need to Know: The PAK FA emerged from the ruins of the Russian post-Cold War military-industrial base. (This article first appeared in 2016.) The PAK FA (now known as the Su-57) has ...

Russia’s two engine manufacturers are to collaborate on the next stage of engine development for the Sukhoi T-50 fifth-generation fighter after years of going head-to-head as rivals. The Moscow-based ...

Static fatigue tests are underway in Moscow on a Sukhoi T-50 airframe, according to Col. Gen. Alexander Zelin, the chief of the Russian air force. The T-50 is being developed by Sukhoi to meet the air ...