Coolant leak cancels spacewalk of two Russian cosmonauts

A routine spacewalk by two Russian cosmonauts aboard the International Space Station (ISS) was called off as it was about to begin after flight controllers noticed a stream of liquid spewing from a docked Soyuz spacecraft, a NASA webcast showed.

Report informs via Reuters that the spray of fluid, which was visible in NASA‘s live video feed as a torrent of snowflake-like particles emanating from the rear section of the Soyuz MS-22 capsule, was described by a NASA commentator as a coolant leak.

NASA said none of the seven members of the current International Space Station (ISS) crew – three Russian cosmonauts, three US NASA astronauts and a Japanese astronaut – was ever in any danger.

The mishap occurred just as two of the cosmonauts, crew commander Sergey Prokopyev and flight engineer Dimitri Petelin, were suited and preparing for a planned spacewalk to move a radiator from one module to another on the Russian segment of the ISS.

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