International Space Station Construction Began 20 Years Ago

Left: Launch of the Zarya Functional Cargo Block from the Baikonur Cosmodrome. Right: Launch of Space Shuttle Endeavour from the Kennedy Space Center on the STS-88 mission to deliver the Unity Node 1 module. (Credit: NASA, Roscosmos)

HOUSTON (NASA PR) — The largest and most complex international construction project in space began on the steppes of Kazakhstan 20 years ago today. Atop its Proton rocket, on Nov. 20, 1998, the Zarya Functional Cargo Block (FGB) thundered off its launch pad at the Baikonur Cosmodrome into cold wintry skies. Zarya was built by the Khrunichev in Moscow and served as a temporary control module for the nascent ISS.

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