Thanks enn0x, you should start to charge for your services =)
However, that won’t do the trick. My game makes it reaaaally hard to look at something else than from the horizont + 30º to the nadir, the zenith is out of reach by the camera’s design.
I just thought of getting some equirectangular photos for the inside of the skysphere 
I’ll post some pictures in a few hours if everything went well