Britain Awards ClearSpace UK $81 Million to Remove Two Dead Satellites

Britain is committing approximately $81 million to a spacecraft that must do more than catch one piece of orbital junk. The UK Space Agency has selected ClearSpace UK to develop a robotic vehicle intended to capture two defunct UK-registered satellites, lower them toward atmospheric reentry and potentially remain available for later cleanup work.

The spacecraft is targeted to launch from SaxaVord Spaceport in Scotland’s Shetland Islands in 2029, with both initial targets to be removed from low Earth orbit by 2032. Those dates leave a substantial development and operating window because the mission’s capture, disposal and reuse sequence has not yet been demonstrated.

The difficult part begins beside the target

A dead satellite cannot communicate or help coordinate an approach. It may also be rotating, leaving the servicing spacecraft to determine its motion, match that movement and close the final distance without damaging either vehicle. Objects in low Earth orbit commonly travel at roughly 17,000 mph or faster, although the critical challenge during rendezvous is controlling the relative motion between the servicer and its target.

ClearSpace UK’s planned capture mechanism has been described as a set of giant robotic claws. Once the target is secured, the servicer would move it into a lower orbit and release it. Atmospheric drag would then continue reducing the abandoned satellite’s altitude until it reentered and was expected to burn up.

That architecture avoids sacrificing the cleanup spacecraft with each target. ClearSpace’s vehicle is being designed for possible refueling and reuse, allowing one servicer to remove multiple objects. The first two satellites therefore represent more than two disposal jobs: they are intended to test whether rendezvous, capture, orbit lowering and release can be repeated by the same platform.

Reuse determines what the public funding buys

For taxpayers, the principal tradeoff is between paying for a specialized demonstration now and establishing a reusable capability that could spread future mission costs across more targets. If the spacecraft requires extensive refurbishment, cannot be refueled as planned or is effectively consumed after its initial assignments, the program would still remove two objects but would provide a weaker foundation for repeat service.

The mission also has to serve two different affected groups. Satellite operators benefit when large abandoned spacecraft are removed before a collision can generate many smaller fragments. Taxpayers, meanwhile, need the project to deliver more than an isolated technical success if active removal is to become a recurring public service. The reuse objective is what connects those interests.

Other governments are funding similar work because commercial demand for low-orbit disposal remains limited. Operators generally treat removal as a cost, while servicing companies need spacecraft capable of handling several assignments to support a repeatable business. Recent U.S. projects have likewise used debris disposal to develop broader rendezvous, proximity-operation and docking capabilities, but those efforts also illustrate the gap between a funded vehicle and a completed capture.

Removal complements collision avoidance

The European Space Agency listed approximately 47,140 regularly tracked objects in Earth orbit as of October 14, 2026, including operational satellites, dead spacecraft, rocket bodies and debris. Millions of smaller pieces are also estimated to be present, and ESA estimates that a fragment only one centimeter across can carry enough energy to disable a spacecraft or penetrate the International Space Station’s protective shielding.

Active removal is only one layer of orbital-risk management. Operators can also maneuver functioning satellites away from predicted close approaches, while projects such as ESA’s CREAM automation effort are intended to improve collision assessment and maneuver coordination. Those systems cannot command an inactive satellite to move, which is where a physical removal vehicle becomes relevant.

The UK program is therefore aimed at a narrower but harder category: large, uncontrolled objects that cannot protect themselves or cooperate with a servicer. Removing two of them will reduce the population by only a small amount. Proving that one robotic spacecraft can safely catch both, release them into disposal orbits and remain usable afterward would be the more consequential result and the standard against which the approximately $81 million commitment will be judged.

By David Whitaker — Associate editor for AMI’s aerospace and drone systems desk, translating flight systems, aircraft programs, spaceflight, and UAV developments into accessible technical stories.