It's a big universe out there, and there are other ways to leave the solar system. Several new destinations with new machines, technologies, and unique processes
The given sprite rectangle (left_top=0x0, right_bottom=1024x1024) is outside the actual sprite size (left_top=0x0, right_bottom=1000x1000).
See the log file for more information.:
metal-and-stars-graphics-2/graphics/starmap/visible-planets/ringworld-visibleplanet.png
Tried to report on the graphics mod, but I don't think you saw it.