Astronauts prepare the cargo ship "Progress of MS-21" for leaving with ISS

At the International space station flight of the Russian participants of the 68th long expedition — astronauts of ROSKOSMOS STATE CORPORATION Sergei Prokopyev, Dmitry Aleksandrovich Petelin and  Anna Kikina proceeds. On Wednesday, February 1, 2023, according to the program of flight of the Russian segment of station are executed: experiment "Additive technologies" (working off of application of technologies The 3D - technologies products in the conditions of space); experiment "Separation" (tests and working off in the conditions of a microgravity of system of regeneration of water from an urine); experiment of "Ekon-M" (photographing Earth for an assessment of an ecological situation); works with the European...