
The Russian-built Zarya module (left) and the U.S. Unity connecting node were attached together in orbit in December 1998, forming the foundation of the International Space Station.
For the past six years, NASA and Roscosmos—the Russian state corporation for space—have been debating, inspecting, analyzing and attempting to repair slow but persistent air leaks in a small transfer tunnel in Zvezda, one of the International Space Station’s original modules. Eventually, engineers...
ISS Leak May Be Sealed, But Political And Budgetary Threats Loom is available to both Aviation Week & Space Technology and AWIN subscribers.
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