SpaceX's Starlink service, a satellite internet network operated by Elon Musk, underwent a temporary speed restriction on a Tuesday night that impacted Ukrainian military operations. The limitation capped drone connection speeds at 100 mph (160 km/h), causing drones exceeding that speed to lose connectivity. A high-ranking Ukrainian official stated the move disrupted battlefield missions and hindered efforts to intercept incoming Russian attacks. Connectivity was reportedly restored by Wednesday evening.
The restriction occurred during a period of Russian attacks on Ukrainian energy and communication facilities that left 600,000 people without power. Ukrainian personnel utilize both the civilian Starlink service and Starshield, a military-grade version designed for the U.S. government. George Barros of the Institute for the Study of War described the network as the "backbone of military communications in Ukraine," noting its use across naval, land, and air forces to provide real-time data for drone operators.
Regarding the cause of the restriction, Elon Musk stated on the social media platform X that Starshield systems are "owned and controlled by the U.S. government" and that any usage limits are decided by the U.S. military. He further stated that the commercial Starlink service is intended for civilian or defensive use and cannot be used for offensive military actions. Ukrainian President Volodymyr Zelensky characterized the restriction as intentional rather than technical, while his adviser Serhiy Beskrestnov suggested the timing was linked to the current political situation.
The scale of the impact involves tens of thousands of ground terminals across Ukraine. For the Ukrainian government and military units, these technical restrictions translate to a reduced ability to provide early warnings of incoming strikes to civilians and a decrease in the effectiveness of defensive missions. The incident highlights a dependency on a single private provider for national defense infrastructure. For the U.S. government, which manages the Starshield service through the Pentagon, the event emphasizes the complexities of oversight regarding how commercial technology is used in active combat zones.
Knock-on effects include a potential shift in how Ukraine coordinates its strikes on Russian infrastructure, such as oil refineries, which the U.S. government has reportedly discouraged. President Zelensky stated that U.S. officials threatened to withhold intelligence if strikes on Russian oil facilities continued, a claim President Donald Trump denied while calling for an end to the strikes. The Trump administration has also recently faced criticism from Kyiv regarding a deal to import Russian diesel aimed at lowering U.S. fuel prices before upcoming midterm elections. Further clarity on the future of the service may depend on responses from the White House and the Pentagon, who have been contacted for comment.