US successfully tests improved missile defence system and multi-stage separation
The GMD test-firing took place at Vandenberg AFB on 11 December. (Photo: MDA)
The Ground-based Midcourse Defense (GMD) system has been deployed in multiple locations as the first and only operational missile defence system to defend the US against intermediate and long-range ballistic missile attacks.
The US Missile Defense Agency (MDA) successfully demonstrated an improved interceptor capability for the GMD system on 11 December which included launching a Ground-Based Interceptor (GBI) into space with a three-stage booster in two-stage mode.
With three-stage booster/two-stage mode, the GBI was able to release the kill vehicle sooner in flight, providing an earlier opportunity to intercept and defeat a missile threat.
The new capability, made possible through digital system modelling software upgrades, has offered operators the real-time choice between a two-stage or three-stage interceptor, depending on the threat’s location and speed.
The stage mode determines when the kill vehicle will
Our news & analysis is now part of Defence Insight®
A Basic-level or higher Defence Insight subscription is now required to view this content.
You may also like
More from Land Warfare
-
![Trans-European iMUGS2 uncrewed systems programme set for three-day exercise in 2028]()
Trans-European iMUGS2 uncrewed systems programme set for three-day exercise in 2028
The next stage of the Integrated Modular Unmanned Ground System (iMUGS) programme, dubbed iMUGS2, was launched in November 2025. Three major demonstrations are planned before the end of 2028.
-
![British Army Land Rover replacement plan inches forward]()
British Army Land Rover replacement plan inches forward
The UK Ministry of Defence has proposed a selection date of May 2027 for the Land Rover replacement requirement, with deliveries expected through to 2036. Next month’s DVD exhibition will be a key shop window for bidders.
-
![Snow patrol and access all areas: the Arctic all-terrain vehicles market grows]()
Snow patrol and access all areas: the Arctic all-terrain vehicles market grows
The procurement and planned procurement of articulated tracked all-terrain vehicles is being driven by a need to replace older platforms and an acknowledgement of a capability gap for Arctic regions.
-
![How joint ventures are expanding Rheinmetall's munitions portfolio (video)]()
How joint ventures are expanding Rheinmetall's munitions portfolio (video)
Roman Köhne, CEO of Rheinmetall's Weapon and Ammunition Division, discusses the company's announcements at Eurosatory 2026, including developments in defence technology, precision systems, industrial partnerships and future capability programmes.
-
![Push strengthens for a second JLTV supplier]()
Push strengthens for a second JLTV supplier
A move, launched in May, could lead to a second supplier for the US Marines Corps’ Joint Light Tactical Vehicle requirement. Meanwhile, Wisconsin elected representatives have been pushing for necessary funding to be included in the FY27 budget.
-
![Canada reveals first requirements for future long-range air-to-air missile]()
Canada reveals first requirements for future long-range air-to-air missile
Exclusive: Ottawa says its future NORAD interceptor must be highly stealthy, resistant to jamming and capable of engaging threats at very long range, while leaving the competition open to domestic and international suppliers.
