'Global, 24/7, all-weather reconnaissance coverage': China deployed "Eye of Sauron" satellite that can track ships and the US Navy from its safe sky abode

Date:
Fri, 17 Apr 2026 23:30:00 +0000

Description:
China demonstrates geosynchronous satellite ship tracking, raising concerns about persistent global surveillance and reduced concealment for naval operations in contested waters.

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now subscribed Your newsletter sign-up was successful Join the club Get full access to premium articles, exclusive features and a growing list of member rewards. Explore An account already exists for this email address, please log in. Subscribe to our newsletter China successfully demonstrates
geosynchronous satellite tracking of moving maritime targets Persistent surveillance from orbit reduces reliance on low Earth satellite
constellations Three satellites could provide continuous global monitoring of high-value naval assets China has released radar images showing a geosynchronous orbit satellite successfully tracking a moving maritime target for the first time.

The satellite locked onto the Towa Maru, a 340 meter Japanese tanker traversing rough seas near the Spratly Islands, from an altitude of 35,800 kilometers above Earth. This breakthrough could give Beijing continuous surveillance of US naval fleets across every ocean. Article continues below You may like China completes testing on tool capable of slicing undersea cables Starlink outage left 24 unmanned US Navy vessels stranded in the water '1 second in tens of billions of years': China's ultra-precise optical
lattice clock gets international recognition as it challenges US hegemony on time How three satellites could achieve global coverage Unlike low-orbit satellites that pass over a location for only minutes at a time, this geosynchronous radar platform maintains a persistent watch despite cloud cover, darkness, and severe ocean interference.

Lead researcher Hu Yuxin declared the new processing architecture could isolate weak ship echoes from violent sea clutter at distances previously considered physically impractical.

With just three such satellites positioned strategically, China could achieve global, 24/7, all-weather reconnaissance coverage of high-value targets, including US carrier strike groups.

To match this capability using conventional low-orbit systems, other
countries might need to deploy hundreds or even thousands of satellites. Are you a pro? Subscribe to our newsletter Sign up to the TechRadar Pro
newsletter to get all the top news, opinion, features and guidance your business needs to succeed! Contact me with news and offers from other Future brands Receive email from us on behalf of our trusted partners or sponsors By submitting your information you agree to the Terms & Conditions and Privacy Policy and are aged 16 or over.

The demonstration is especially consequential because American carrier strike groups approaching Taiwan or the South China Sea could now be detected, tracked, and targeted far earlier than previously assumed.

A surveillance architecture requiring only three satellites would also reduce China's dependence on vulnerable low-orbit constellations, making its
maritime reconnaissance network substantially harder to disrupt during wartime.

For Pentagon planners, the satellite's success represents not simply a
Chinese technical milestone, but the possible emergence of a new battlespace in which concealment at sea may no longer exist. What to read next A new approach to navigation could reduce reliance on GPS China has extracted 1000g of uranium from just seawater - targets "unlimited battery life" by 2050, tapping into 4.5 billion tons of aquatic uranium Orbital is planning to
launch AI data centers into space to solve power and cooling issues

The US Navy has long relied on weather, distance, and the predictable gaps between low-orbit reconnaissance satellites to conceal operational movements.

If China integrates this capability with over-the-horizon radars, underwater sensors, drones , and long-range anti-ship missiles, it could tighten its surveillance network.

As a result, warning times for US naval commanders across the Indo-Pacific could shrink dramatically.

The achievement threatens to shift the strategic competition between Washington and Beijing - as it is no longer just about controlling sea lanes; the focus is shifting toward dominance of orbital infrastructure that determines who gains first visibility.

The technology is undeniably impressive, but a single successful tracking of
a commercial tanker does not automatically translate into reliable tracking
of evasive military vessels.

Geosynchronous radar must contend with enormous signal travel distances, and adverse space weather or electronic countermeasures could degrade
performance.

China has not yet deployed the full three-satellite constellation, and the timeline for operational capability remains unclear.

Via Defence Security Asia Follow TechRadar on Google News and add us as a preferred source to get our expert news, reviews, and opinion in your feeds.



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Link to news story: https://www.techradar.com/pro/global-24-7-all-weather-reconnaissance-coverage- china-deployed-eye-of-sauron-satellite-that-can-track-ships-and-the-us-navy-fr om-its-safe-sky-abode


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