Science
ISS astronauts dodged danger in spacewalk – Somag News
NASA astronauts Victor Glover and Mike Hopkins had to check the vehicle for ammonia contamination during a spacewalk outside the
NASA astronauts Victor Glover and Mike Hopkins had to check the vehicle for ammonia contamination during a spacewalk outside the International Space Station (ISS) on Saturday 13 March.
Note that the sun-facing side of the station needs a cooling system to control its temperatures. Without the cooling system, outside temperatures would rise up to 121 degrees Celsius. This is why the system uses liquid ammonia pumped through pipes to keep the temperature constant as part of the Active Thermal Control…
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