Space Photos View
is a tool for displaying astronomy images that appear at celestial coordinates.
It's for users who want to see their raster images on the celestial sphere. Especially FITS format is supported.
Go to downloads, download appropriate jar file for your platform and launch it.
javaw -jar sp-view-1.9-win-x86-64.jar
java -jar sp-view-1.9-linux-x86-64.jar