Russia has advanced its MiG-41 interceptor project, aiming to counter sophisticated threats like the U.S. F-35 stealth fighter, hypersonic missiles, and low-Earth orbit satellites. The MiG-41, developed under the PAK DP program, is positioned as the successor to the MiG-31 and is expected to exceed speeds of Mach 4, operating at near-space altitudes around 80,000 feet. It will feature both manned and unmanned variants equipped with advanced sensors, multi-mode radar, and potentially anti-satellite missiles, allowing engagement of aerial and space targets. Designed for Arctic defense, its rapid response capability addresses Russia’s strategic interests in the polar region. The interceptor incorporates stealth technologies, a combined-cycle propulsion system based on an enhanced Su-57 engine, and is suited for high-speed, high-altitude missions. The finalized design was confirmed in September 2025, with a prototype flight anticipated by 2026-27 and serial production possibly starting around 2030. However, technological hurdles such as thermal stress at extreme speeds, integration challenges, and past delays in Russia’s stealth programs raise questions about timely operational deployment. If successful, the MiG-41 could reshape Russian air and space defense and challenge U.S. aerial dominance.