From the Far Side to the South Pole — The Pivot in the China–U.S. Space Race and the Vacuum of Lunar Order

In 2026 the lunar south pole will see robotic probes from two powers arrive in parallel. The United States plans to send Pittsburgh-based Astrobotic's "Griffin" lander to the south pole by year's end; China intends to launch Chang'e-7 as early as this month — four robotic platforms (an orbiter, a lander, a rover, and a mobile "hopper") working in concert, equipped with drills and direct-analysis tools for water ice. A CNN long-read calls this "a race that defies gravity": in only five years, China has orbited the Tiangong space station and become the only country to bring back samples from the lunar far side — and what really alarms Capitol Hill is the 2040 plan for a permanent lunar base. The competition's focus is water ice; the divide runs along two engineering routes; and the most dangerous place is the rule vacuum.

1. Why Water Ice Became the Focus

The lunar south pole became the joint target of both powers because scientists believe it harbors water ice — a resource that can be converted into rocket fuel, breathable air, or drinking water, and that is the key to sustaining an off-Earth settlement. Tang Yuhua, deputy chief designer of the Chang'e-7 mission, puts it bluntly: if water ice can be successfully located, it will dramatically lower the cost and time required to ship water from Earth, making it possible to build long-term human-activity bases and to push further toward Mars or deep space.

The two sides' schedules form a subtle misalignment. The U.S. relies on private-sector development of low-cost landers, but two companies that previously tried to land on the south pole's rugged terrain both failed; China, by contrast, plans to launch Chang'e-7 "as early as this month" — with water-ice drilling tools arriving at least a year ahead of any comparable U.S. robotic mission.

2. The Divide Between Two Engineering Routes

The article uses the phrase "China's path of simplicity" to summarize the difference in engineering approach between the two sides. China's plan requires only two rockets: one crewed spacecraft and one "Blue Moon" lander, which rendezvous and dock in orbit — no on-orbit refueling needed. The U.S. plan requires SpaceX's Starship and Blue Origin's Blue Moon both to complete on-orbit propellant transfer in Earth orbit before attempting a Moon landing — transferring tons of cryogenic propellant between rendezvousing vehicles is an operation that has never been accomplished in the history of spaceflight.

Patrick Besha, a former NASA strategic adviser who was let go by DOGE, judges that China's technological path to landing astronauts on the Moon by 2030 is more direct than America's: "the remaining obstacles are not fundamental ones." Former NASA Administrator Jim Bridenstine sums up the competitor's quality in a different sentence: "When they set milestones for themselves, they meet those milestones."

Nuclear power is another gap that has been named. Wu Weiren, chief designer of China's lunar exploration program, has said that the International Lunar Research Station (ILRS) will rely on Russia for its power supply — the Soviet Union launched more than 30 satellites carrying fission reactors, while the United States launched only one, the SNAP-10A, in 1965.

3. The Contest Over Order in a Legal Vacuum

The most dangerous part of this race lies in the rule vacuum. The 1967 Outer Space Treaty forbids any state from claiming sovereignty over, using, or occupying outer space, but whether "building a power plant that must be surrounded by an exclusion zone" or "mining lunar materials" violates the treaty remains a matter of unresolved scholarly debate. Cody Swope of CSIS puts the contradiction squarely: "If you cannot own it, how can you possess it?" — the United States has bridged that gap with domestic law, while China is judged to "strictly observe the treaty, but will walk along its edges."

The Artemis Accords introduced by the United States in 2020 already have 70 signatories and permit nations and companies to mine resources and establish "safety zones"; China and its closest allies — including Pakistan, Belarus, Russia, and Egypt — have not signed. Beyond the treaty, the Wolf Amendment and the International Traffic in Arms Regulations (ITAR) strictly limit NASA's cooperation with China, affecting even the sharing of scientific data.

4. Two Prospects: Competition and Cooperation

Swope argues that the lunar south pole is vast enough that it may provide room for each country's sphere of influence: "China will not impose their rules on us, and I do not think we can impose our rules on China." But the Cold War offers another clue: after years of competition, the United States and the Soviet Union chose cooperation and ultimately jointly operated the International Space Station. Besha points out that the next round of the game still holds global challenges that need cooperative space — the risk of orbital collisions, and asteroids that threaten the Earth — and these know no borders.