International Space Station

The International Space Station is both the largest surviving monument to prewar human cooperation and one of the most consequential strategic assets of the Zombie War. Built by sixteen countries over ten years, with hundreds of space walks and extraordinary expense, it becomes more than a scientific outpost once the planet below collapses: it is a lifeboat, an observatory, a repair depot, and the last command position from which a small crew can preserve the communications, navigation, surveillance, and weather systems needed by the living.

Construction and Strategic Value

The station is described as an orbital platform so large that it can be seen from Earth with the naked eye. Its physical scale embodies a vanished age of international collaboration, when sixteen nations could pool labor, technology, and money for a single permanent structure in space. During the war, however, its importance is measured less by its symbolic magnificence than by the network surrounding it. More than three thousand satellites remain in orbit, and human society depends on them for communications, navigation, surveillance, and dependable weather forecasting. Their function is compared to ancient roads and the railways of the industrial age: infrastructure becomes visible only when its disappearance threatens to isolate every surviving community. The station’s mission is therefore selective rather than universal. The crew does not imagine that every satellite can be saved, nor that every orbiting system deserves equal protection. The practical objective is to keep a few dozen satellites most vital to the war effort aloft. This narrowing of purpose turns the station into a triage center for civilization, where limited food, fuel, labor, and time are assigned according to the survival value of particular machines.

The Decision to Remain in Orbit

The crew is not suddenly abandoned through a dramatic mutiny or a moment of confusion. When the replacement crew from Baikonur fails to launch and Houston orders an evacuation aboard the X-381, Terry Knox orders the scientific team and other nonessential personnel back to Earth. He then allows the remaining crew to choose whether to leave. Once the X-38 reentry lifeboat departs, those who stay are technically stranded, but their decision is deliberate: preserving the satellite network matters more to them than securing their own return. Their isolation is governed by arithmetic as much as by courage. Even with stored oxygen, emergency perchlorate candles, and a water-recycling system operating at peak capacity, the station has food for only about twenty-seven months, including the laboratory animals. The animals are not being used for vaccine research, leaving their flesh edible, and the crew survives by consuming them. Hunger turns the station’s laboratory into a source of food, while the blood of the animals becomes an inescapable reminder that the biological body has not been removed from the technological sanctuary of orbit. The station’s apparent safety also carries a physical price. Its crew performs extra-vehicular work in reentry suits because there is no room for proper EVA equipment, and later endures extensive cosmic-radiation exposure caused by inadequate shielding. The choice to remain thus shifts the value of the station from shelter to sacrifice: it protects the infrastructure of the future by steadily damaging the people who maintain it.

Repairing the Orbital Network

The crew uses the Jules Verne Three ATV, the last supply pod launched before French Guyana is overrun, as an improvised orbital work vehicle. Originally designed to deliver cargo, receive trash, and burn up during atmospheric reentry, it is modified with manual flight controls and a pilot’s couch. Its lack of a proper viewport makes navigation dependent on video, and the crew must conduct space walks in equipment never intended for the task. A vehicle designed for disposal is therefore repurposed as a transport system for preservation. Most excursions take the crew to ASTRO, an orbital refueling station that had been built to service military and surveillance satellites. Before the war, the station’s purpose was economic efficiency: refueling infrastructure in orbit reduced the need for repeated manned launches. During the war, ASTRO is modified to refuel civilian satellites as well, preventing them from falling out of decaying orbits. The station’s wider technological ecosystem includes the Canadarm robotic maintenance system, the thruster-equipped Boba robonaut, and small free-floating PSAs. These machines were created to make human work easier, but the crisis makes their efficiency inseparable from human endurance; the crew can continue only because prewar automation remains available for wartime improvisation. The station’s surveillance role is equally important and morally corrosive. Its crew pirates signals from relay satellites whose cameras can show muscles tearing, bones snapping, victims’ faces, and blood changing color on different surfaces. The satellites provide a view of battles including Chongqing and Yonkers, as well as an Indian rescue attempt at Ambedkar Stadium in Delhi. The observers can see troops form a defensive square, watch the Zed Heads close in, and witness the evacuation of an unconscious commander, but they cannot hear the arguments or intervene. Orbit grants unparalleled sight while imposing absolute helplessness: the crew can observe the war in microscopic detail and still be unable to save the people beneath them.

The Yang Liwei Station and Three More Years

The International Space Station spends months trying to contact China’s Yang Liwei station, the only other manned facility in orbit. The Chinese platform is smaller and more improvised, assembled from Shenzhou modules and Long March fuel tanks. Its recorded message, delivered in perfect Hong Kong English, warns the ISS crew to keep their distance or face deadly force, leading them to suspect that the station is uninhabited and that the warning is merely a ruse. That assumption collapses when a live, frightened human voice reaches the ISS by ham radio. Terry Knox boards the Jules Verne Three and flies toward the Yang. The station’s orbit has shifted radically because its escape pod’s hatch has blown while the pod remains attached to the primary airlock, depressurizing the entire facility within seconds. Inside, Knox finds enough bunk space and personal equipment for only two people, but emergency supplies sufficient for at least five years. The absence of scientific equipment or intelligence assets reveals the station’s true purpose: it is an Orbital Denial Vehicle rather than a conventional research facility. Scuttling charges hidden aboard the Yang expose a scorched-space strategy. If detonated, the debris from the four-hundred-metric-ton station could damage or destroy other orbiting platforms and make future launches impossible for years. The Chinese government has prepared the station so that, if it cannot control the orbital environment, nobody else will be able to use it. The International Space Station crew refuses to let that design determine the future. They cannibalize every usable part of the Yang for spares and materials, even though they lack the tools and manpower to merge the two platforms or safely use the escape pod to return to Earth. The crew chooses resupply over escape. Before abandoning the damaged station, they strap Zhai’s body into his bunk, recover his personal kit, and say a few words in his honor as the Yang burns up in the atmosphere. They do not know whether Zhai was a loyalist or a rebel, but his actions and the supplies left behind allow the ISS crew to survive for three more years. The dead station becomes a final contribution to human continuity, its destruction transformed from an act of denial into the material basis of endurance.

Narrative Significance

The International Space Station links the book’s scattered accounts of collapse into a single overhead perspective. From orbit, the crew witnesses battles, famine, and mass death without being able to answer the cries below. The station’s radio and satellite systems also connect distant survivors, military commands, and emergency networks, demonstrating that communication is not an accessory to survival but one of its conditions. Information can expose an unfolding disaster, organize resistance, or preserve a sense of common humanity, yet the station’s observers also learn that seeing suffering without the power to act can become its own form of trauma. Its history is finally defined by an inversion. A structure created through cooperation survives a global war because a handful of people accept isolation, hunger, radiation, and permanent separation from Earth. The ISS does not save humanity by conquering the dead; it keeps essential links functioning long enough for human societies to coordinate, rebuild, and continue. Its greatest achievement is therefore quiet and infrastructural. The station remains above the battlefield, maintaining the fragile systems that let the living find one another after the world below has been torn apart.