ISRO Shares Onboard Video of Test Flight of Gaganyaan TV-D1 Mission
The Indian Space Research Organisation (ISRO) on Sunday shared the onboard
video of the Gaganyaan TV-D1 test vehicle that the Indian space agency
launched successfully on Saturday
The video captured by the onboard camera showed moments of engine ignition,
crew module separation, apex cover separation, and main chute deployment.
ISRO successfully conducted the first test flight of the ‘TV-D1’ (Test Vehicle
Development Flight 1) in the Gaganyaan Mission from the Satish Dhawan Space
Centre (SDSC) in Andhra Pradesh’s Sriharikota after it was aborted at 8:45 am
today due to a problem in the engine ignition.
The crew escape system successfully separated the crew module from the launch
vehicle. After descending using parachutes, it splashed down successfully in
the Bay of Bengal. And then the Indian Navy successfully recovered the crew
module.
ISRO Chief Somanath informed that the purpose of this mission was to
demonstrate the crew escape system.
“I am very happy to announce the successful accomplishment of the TV-D1
mission. The purpose of this mission was to demonstrate the crew escape system
for the Gaganyaan program through a test vehicle demonstration in which the
vehicle went up to a Mach number, which is slightly above the speed of sound,
and initiated an abort condition for the crew escape system to function,” he
said.
The mission objectives of the TV-D1 launch were flight demonstration and
evaluation of Test Vehicle subsystems; flight demonstration and evaluation of
the crew escape system, including various separation systems; crew module
characteristics; and deceleration system demonstration at higher altitudes and
its recovery.
The Test Vehicle is a single-stage liquid rocket developed for this abort
mission. The payloads consist of the Crew Module (CM) and Crew Escape Systems
(CES) with their fast-acting solid motors, along with CM fairing (CMF) and
Interface Adapters.
This flight simulated the abort condition during the ascent trajectory,
corresponding to a Mach number of 1.2 encountered in the Gaganyaan mission.
This mission represents a significant milestone in India’s effort to
demonstrate that it is possible to send humans into space.
The Gaganyaan project envisages a demonstration of human spaceflight
capability by launching a crew of three members into an orbit of 400 km for a
3-day mission and bringing them safely back to earth by landing in Indian
waters.
This program will make India the fourth nation to launch a manned spaceflight
mission after the US, Russia, and China.
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