Webb Telescope’s Coldest Instrument Reaches Operating Temperature
With help from a cryocooler, the Mid-Infrared Instrument has dropped down to just a few degrees above the lowest temperature matter can reach and is ready for calibration. NASA’s James Webb Space Telescope will see the first galaxies to form after the big bang, but to do that its instruments first need to get …
Webb Telescope’s Coldest Instrument Reaches Operating Temperature Read More »