A significant coolant leak was recorded on one of the Russian Soyuz spacecraft docked to the International Space Station.. Because of this, the astronauts had to cancel the spacewalk as controllers on Earth worked to fix the problem, according to Space.. com.

The leak was registered on December 14, about an hour and a half before Russian cosmonauts Sergei Prokopiev and Dmitry Petelin were supposed to go into space.. The "

[see_also ids\u003d"

Cameras mounted outside the space station captured the continuous stream of frozen flakes being ejected from the Soyuz spacecraft into space.. The likely source of the leak is an external cooling system located near the stern of the ship..

NASA said the cause of the leak is still unknown. Russian experts continue to investigate what could have caused it.

Controllers assured the ISS crew that the station itself was safe, but the leak continued for at least three hours..

Russian cosmonaut Anna Kikina aboard the space station used the European robotic arm on the Russian segment to inspect the Soyuz MS-22 spacecraft while engineers at the Russian Mission Control Center in Moscow reviewed its telemetry and data.

Recall that in October the ISS had to turn on the engine and make a maneuver to avoid a collision with a satellite fragment that Russia blew up during anti-satellite tests in November 2021..