Getting XRS cold

The XRS detector works at a temperature of 60 milliKelvin – that’s 60 milli-degrees above absolute zero! Why does the detector need to be so cold? And how does it get so cold? Watch this clip from “Building the Coolest X-ray Satellite” to find out.

Other viewing and downloading options below the video.


In addition to viewing this clip on YouTube, we have made it available in other formats: