If your satellite map is very huge, say like 20480 x 20480 pixel, rescale to say one 10th (2048 x 2048 pixel), then save it BMP in your project\source folder and add it as a background image is visitor.

Go to your Panel of Objects –> choose Background Images –> give it a names and browse for the image –> set transparency and make sure the visible box is checked –> press OK –> then press your BK button in the Toolbar to make it appear.