September issue: The hype, peril, and promise of AI

Ground-based Midcourse Defense

Current homeland missile defense architecture. (UEWR = upgraded early warning radar.)

US ballistic missile defenses, 2019

By Matt Korda, Hans M. Kristensen | Nuclear Notebook, Nuclear Weapons

A diagram of an interceptor that might be used in a proposed boost-phase missile defense system for use against North Korea.

A new boost-phase missile defense system—and its diplomatic uses in the North Korea dispute

By James E. Goodby, Theodore A. Postol | Nuclear Risk, Nuclear Weapons

Launch of a missile defense interceptor from Vandenburg Air Force Base in California.

US Ground-based midcourse missile defense: Expensive and unreliable

By Laura Grego | Nuclear Risk, Nuclear Weapons

The Russian S-400 anti-aircraft system, pictured in 2017.. Source: Соколрус, via Wikimedia

The vicissitudes of Russian missile defense

By Alexey Arbatov | Nuclear Risk, Nuclear Weapons

A Chinese HQ-9 air defense missile launcher, pictured in 2009.

China’s attitudes toward missile defense and its limitation

By Li Bin | Nuclear Risk, Nuclear Weapons

Homeland missile defense: How the United States got here

By Thomas Karako | Missile Defense, Nuclear Weapons