Unexplained leak from Soyuz spacecraft forces Russia to abort ISS spacewalk mission

A planned spacewalk by two Russian cosmonauts aboard the International Space Station has been cancelled after mission controllers noticed leakage from a docked Soyuz spacecraft. Subscribe to Guardian News on YouTube ► A ’visible stream of flakes’ was first observed about EST (0045 GMT Thursday) prompting Russian flight controllers to abort the mission, a Nasa livestream showed. Footage showed a torrent of snowflake-like particles spraying from the rear section of the capsule. The Guardian publishes independent journalism, made possible by supporters. Contribute to The Guardian today ► Sign up to the Guardian’s free new daily newsletter, First Edition ► Website ► Facebook ► Twitter ► Instagram ►