What are ‘space weapons’, which US says it has deployed into orbit? - Al Jazeera

**U.S. Confirms First Deployment of “Space Weapons” Amid Growing Tensions**

Washington has for the first time publicly acknowledged that it has placed weapons in Earth orbit, a move that marks a significant shift in the United States’ space policy. In a briefing held by the Department of Defense on Tuesday, senior officials described the new system as a “proliferated conventional weapon system” (PCWS) designed to provide a “disaggregated, resilient, and survivable” capability for defending against hostile missile threats and potential anti‑satellite attacks. The weapons are not nuclear; they consist of kinetic interceptors—small, unguided projectiles that can be launched from a constellation of low‑Earth‑orbit satellites to strike incoming missiles or debris. The Pentagon says the system will complement existing ground‑based missile defenses and give the U.S. a “layered” shield that can act faster than terrestrial assets.

The announcement has sparked immediate diplomatic pushback, particularly from Beijing, which accused Washington of “preparing for war in outer space.” China’s Ministry of Foreign Affairs issued a statement urging the United States to halt the deployment and to respect the spirit of the 1967 Outer Space Treaty, which bars the placement of weapons of mass destruction in orbit. Russian officials have echoed similar concerns, warning that the move could trigger a new arms race in space. Analysts note that while the treaty does not explicitly ban conventional weapons in space, the lack of clear legal guidance and the technical difficulty of verification make the development a flashpoint for international security discussions.

U.S. officials contend that the PCWS is purely defensive and that its deployment is a response to the rapid expansion of foreign anti‑satellite capabilities, particularly from China and Russia. They point to recent tests of adversary “direct‑ascent” anti‑satellite missiles as evidence that U.S. space assets are increasingly vulnerable. Critics, however, argue that the line between defensive and offensive systems is thin; kinetic interceptors could be repurposed for offensive strikes against other nations’ satellites, potentially destabilizing the fragile equilibrium that has kept space largely a non‑combat domain for decades. The disclosure has reignited calls for an update to existing space‑law frameworks and for multilateral negotiations to prevent an uncontrolled escalation of militarisation beyond Earth’s atmosphere.