Ukraine and MBDA Partner to Develop Advanced Neptune 2 Cruise Missile

Ukraine's State Design Bureau Luch and European defense contractor MBDA have signed a memorandum of understanding to jointly develop the Neptune 2 cruise missile, marking a significant expansion of Ukraine's deep-strike capabilities. The partnership was announced at the Eurosatory defense exhibition in Paris in June 2026, with both organizations committed to implementing revolutionary innovations in missile technology.

MBDA brings extensive expertise in advanced cruise missile systems, having developed the Storm Shadow/SCALP and Taurus missiles, as well as next-generation platforms including the Stratus LO and RCM² systems. While technical specifications for Neptune 2 have not been publicly disclosed, industry analysts expect the collaboration to substantially enhance the missile's capabilities across multiple domains. Key areas of potential improvement include low-observable stealth technology, advanced navigation and guidance systems, and sophisticated warhead designs optimized for hardened targets.

MBDA's stealth expertise could prove particularly valuable, as the company has extensive experience integrating low-observable technologies into cruise missiles through careful attention to airframe shape, air intake design, wing configuration, control surfaces, material selection, and internal structural elements. This comprehensive approach to stealth design could significantly accelerate Neptune 2's development as a successor to Ukraine's current R-360 Neptune missile, which was originally designed as an anti-ship platform with active radar seeker capabilities.

The collaboration extends to navigation systems, where MBDA's imaging infrared seekers offer advantages over traditional radar-based approaches in countering electronic warfare countermeasures. Additionally, MBDA's experience with advanced warhead designs—including the BROACH and MEPHISTO systems that employ two-stage penetration concepts to defeat hardened and protected targets—could enhance Neptune 2's effectiveness against bunkers and fortified command posts.

This partnership represents a broader strategic alignment between MBDA and Ukraine's defense industrial base, with the company having also established cooperation agreements with Ukrainian Armor, a member of the National Association of Ukrainian Defense Industries. The collaboration underscores NATO allies' commitment to strengthening Ukraine's long-range strike capabilities during its ongoing conflict with Russia.