Resources used:
  Freesound:
    249834__unclesigmund__stone-tap.wav
    29986__thanvannispen__stone-on-stone.aiff
    364711__alegemaate__stone-dropping.wav
    513693__kasparsj__impact-stone.wav
    364711__alegemaate__stone-dropping.wav
    407264__nightwatcher98__amp-switch-sound.mp3
    234631__runey__computer-boot-up.wav
    274313__sophronsinesounddesign__box-starting-noise.wav
    331355__soundjoao__printer-startup.wav
    331385__soundjoao__tape-deck-startup.wav
    344974__vkproduktion__computer-start-up.wav
    407264__nightwatcher98__amp-switch-sound.mp3
    453043__akelley6__camcorder-beeps.wav

  ESA/Hubble:
    https://www.spacetelescope.org/images/heic1007a/
    https://www.spacetelescope.org/images/heic0910e/