This is a short Tutorial for getting NLT Landsat 7 satellite images out of NASA World Wind and how to convert them to get Orbiter surface tiles.
Includes a pdf-Tutorial and a .xml Spreadsheet for the nessesary calculations.
You should have the add-on Image Splitter made by Nikolay Dimitrov
its maybe not the fastest way, but it is the way i made the Austria Hires Textures ...