On the night of July 4, the launch of the Soyuz 2.1a launch vehicle will take place from the Baikonur Cosmodrome, which will deliver the Progress MS-31 cargo spacecraft to the International Space Station (ISS). According to Roscosmos, it will bring almost 2.6 tons of various cargo to the station.
The rocket launch is scheduled for 22:32 Moscow time from site No. 31. Approximately nine minutes after the launch, Progress will separate from the third stage of the rocket, and after 50 hours it should dock with the ISS. The docking with the Poisk module is expected to take place on the night of July 6, around 00:28 Moscow time.
This will be the second launch of Progress MS this year and the third rocket launch from Baikonur. The Progress will deliver 2,625 kilograms of cargo, including 1,205 kilograms of equipment, clothing, food, medical and sanitary supplies. The cargo also includes 950 kilograms of fuel for refueling the station, 420 liters of drinking water and 50 kilograms of nitrogen to maintain the atmosphere.
In addition, the ship will carry packages for scientific experiments such as Biodegradation, Virtual, Fullerene, Biopolymer, Impulse and Mirage.
The Progress MS spacecraft is a Russian automatic spacecraft designed to deliver various cargoes to orbital stations and adjust their orbit.
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