Thermal/vacuum tests at Palestine, TX

The XL-Calibur team traveled to the Colombia Scientific Ballooning Facility in Palestine, Texas in September, 2021 to test the detector at low pressures and at the extreme temperatures that the team will encounter during its ascent, its stratospheric flight, and its descent.

Featured in WashU’s Ampersand

For our recent appearance in WashU news, click the link below! https://artsci.wustl.edu/ampersand/xl-calibur-telescope-examine-most-extreme-objects-universe-black-holes-and-neutron-stars