The night sky glows with X-ray light coming from all directions. Much of this X-ray light is produced by the interstellar medium, which includes hot gases filling the space between the stars. The unique X-ray detectors on this mission, cooled to a frigid one-twentieth of a degree above absolute zero...
The X-ray Quantum Calorimeter Experiment (XQC) is a payload from the University of Wisconsin. Its objective is to measure X-rays with unprecedented precision to better understand the interstellar medium and its influence on the structure and evolution of galaxies and stars.
The Black Brant IX is a Canadian-designed sounding rocket used by the CSA and NASA.