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In this view of the SpaceX launch of Iridium Flight 4 on December 22, 2017, two puffs of gas can be seen, having exited the 1st stage cold gas attitude control thrusters, as the 1st stage tumbled back toward earth.
In this view of the SpaceX launch of Iridium Flight 4 on December 22, 2017, two puffs of gas can be seen, having exited the 1st stage cold gas attitude control thrusters, as the 1st stage tumbled back toward earth.