While the safe landing of the US-Russian crew is welcome news, it also shines a light on a lingering vulnerability: NASA's continued reliance on Russia's Soyuz system for astronaut transport. Although SpaceX's Crew Dragon has reduced that dependency, the US space agency still purchases Soyuz seats for certain missions, and the ISS itself relies on Russian propulsion modules for orbit adjustments. This dependency becomes a liability when geopolitical relations sour.
Critics point to Russia's invasion of Ukraine in 2022 and the subsequent sanctions regime as a clear example of how space cooperation can become tangled in wider conflicts. Former NASA officials have warned that Russia could use the ISS as leverage, threatening to withdraw or disrupting operations. While such a scenario has not materialized, the risk remains. In 2022, Roscosmos chief Dmitry Rogozin made comments that raised concerns about the partnership's stability.
Furthermore, the financial arrangement is not symmetric. The US pays hundreds of millions of dollars for Soyuz seats, funding a Russian program that supports Moscow's prestige. Some in Congress have argued that America should end this reliance and focus on domestic alternatives. The recent safe return is a testament to Soyuz's engineering, but it does not erase the strategic concerns. As the US pushes ahead with the Artemis program and commercial space stations, the lesson should be to diversify capabilities and reduce dependence on a single partner with conflicting interests.