An unusual toxic smell was detected by the ISS crew after opening the Progress MS-29 cargo spacecraft. The astronauts found droplets inside and promptly sealed the hatch to isolate the potential hazard.

Investigators are working to determine the source of the odour, which may have originated either from the Progress spacecraft or its vestibule connecting to the ISS. This incident follows a series of earlier issues with Russian spacecraft,

After opening the Progress spacecraft's hatch, the Roscosmos cosmonauts noticed an unexpected odour and observed small droplets.

A crew of astronauts aboard the International Space Station (ISS), led by Commander Sunita Williams, quickly responded to an emergency triggered after a strange "toxic" smell was detected when opening a cargo spacecraft.