Space Station Crew Awakened by Flight Controllers After Vexing Air Leak Appeared to Grow in Size

Space Station Crew Awakened by Flight Controllers After Vexing Air Leak Appeared to Grow in Size

The International Space Station is pictured orbiting Earth in October of 2018. Credit: NASA

Late Monday evening, the Expedition 63 crew was woke up by flight controllers to proceed troubleshooting a small leak on the International Space Station that appeared to develop in dimension. Ground evaluation of the modules examined in a single day have remoted the leak location to the primary work space of the Zvezda Service Module. Additional work is underway to exactly find the supply of the leak.

The leak, which has been investigated for a number of weeks, poses no instant hazard to the crew on the present leak charge and solely a slight deviation to the crew’s schedule.

NASA astronaut and station commander Chris Cassidy and Roscosmos cosmonauts Anatoly Ivanishin and Ivan Vagner have been instructed to maneuver into the Russian phase to gather information at varied places within the Russian modules. The dimension of the leak recognized in a single day has since been attributed to a short lived temperature change aboard the station with the general charge of leak remaining unchanged.

Previous leak checks have been performed within the U.S., European and Japanese modules within the U.S. phase of the station.

One by one, the crew closed hatches between Zvezda’s aft and ahead sections and Zvezda’s passageways to the Pirs Docking Compartment and the Poisk module whereas utilizing an ultrasonic leak detector to gather information. Throughout the evening, strain measurements have been taken by U.S. and Russian specialists to attempt to isolate the supply of the leak. At the completion of the in a single day checks, the crew opened hatches as soon as once more between the U.S. and Russian segments and resumed common actions.

The crew is getting ready for this weekend’s arrival of the uncrewed Northrop Grumman Cygnus cargo craft which is scheduled for launch Thursday evening from the company’s Wallops Flight Facility, Virginia, in addition to the upcoming launch of the following trio of residents for the station. NASA astronaut Kate Rubins and cosmonauts Sergey Ryzhikov and Sergey Kud-Sverchkov are on the Baikonur Cosmodrome in Kazakhstan, getting ready for launch to the complicated on October 14.

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