The Mid-Infrared Instrument (MIRI) on NASA's James Webb Space Telescope is now cooled by a gaseous helium cryocooler to under 7 Kelvin. With the cooler in its final state, the Webb team is operating ...
'We spent years practicing for that moment,' team member says of rapidly completing instrument calibration. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...
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