A really quick and easy method you can use to make rocky textures without photos in Photoshop. I stumbled upon this method whilst trying to generate a realistic moon/asteroid texture. Check out the video for a quick demonstration:

In a nutshell you render cloud textures and then apply a Bas Relief filter. Easy as.


Works part-time as a Graphic Designer and Website Designer. Studied Animation and has been using and learning design software for over 15 years.