MOSCOW (Sputnik) - International isolation experiment SIRIUS-21 to simulate the flight and landing on the moon started on Thursday in Moscow, a Sputnik. 04.11.2021, Sputnik International
Six volunteers from Russia, the US, and UAE are going to spend eight months in close quarters, simulating a mission to the Moon, as part of the SIRIUS-21 international isolation experiment launched in Moscow on Thursday.