Space probes’ cameras are not optimized for pretty pictures. They collect scientific data that oftentimes falls outside of the visible spectrum. For PR material

Space probes’ cameras are not optimized for pretty pictures. They collect scientific data that oftentimes falls outside of the visible spectrum. For PR material they obviously synthesize visible images from this data, as the layperson appreciates pretty pictures with false colors, as opposed to six or more images with grayscale intensities at various wavelengths.