NASA released a huge mosaic of the Triangulum Galaxy (M33). This repo contains a zoomable viewer for the mosaic. You can view the mosaic at https://freethenation.github.io/hubblem33/ Notes: * The source image can be found at http://hubblesite.org/image/4305/gallery * The tile pyramid was generated using $ vips dzsave hubblem33.tif dz --layout google --tile-size 512 --suffix '.jpg[Q=95]' --background 0