Hi guys and girls, Xfce at Mount Wilson Observatory⁽¹⁾ at (2). Screenshots coming from (3). 1. https://en.wikipedia.org/wiki/Mount_Wilson_Observatory 2. https://framapic.org/gallery#oQRIQZBOJejq/ixQ29QEDdxuS.png,Tt4np2ZDLhkA/fyCg9RVl9fVH.png,BDWVMSl5Fccs/4PVuAEe4meq8.png 3. http://www.science-et-vie.tv/programme/des-atomes-aux-etoiles-2456.aspx