Watch a Satellite Get Obliterated in a Plasma Wind Tunnel

Here is the official description: https://www.dlr.de/as/en/desktopdefault.aspx/tabid-194/407_r...

And a good video from 2015: https://www.youtube.com/watch?v=mdmK3R04DuA

I wonder how this type of wind speed was generated. From an mechanical engineering perspective its astonishing.