The crew module will crash down near the Indian coast in 2023 after it returns from its weeklong mission, and Arabian Sea, which is relatively mellow, is the main choice though Bay of Bengal Dr. Unnikrishnan wrote Nair S, director, Center for Human Space Flight (HSFC), ISRO, Bengaluru, in an article ‘Human Space Mission in India’ in a publication.
Once in orbit, the orbital module (OM) will orbit The earth at a speed of about 7,800 meters per second. The crew module, which is inhabited by the astronauts, has a thermal suppression system (TPS) to protect it during intense aerodynamic heating during flight, Nair wrote. The orbital module will be launched by a human-ranked GSLV MK-III vehicle.
As for Gaganyaan, the four selected savannas have undergone joint spaceflight training in Russia for nearly 15 months and will now be training at the Astronaut Training Facility, set up in Bengaluru. The crew will undergo weightlessness training by flying in special aircraft over a parabolic path that will have a weightlessness period of 25 to 30 seconds. To get used to rescuing crew in aborted conditions, they will undergo special survival training in sea, snow, mountain and desert conditions.
Ahead of the final manned mission, Isro scheduled to send a ‘vyommitra’ (a human-like robot) into space on two unmanned missions, one of which is likely to launch sometime this year. .