An awesome tutorial suitable for Photoshop beginners and intermediates where we create a cool looking gas planet from scratch, by applying a couple of rendering functions and a few tricks.
With the new version of Photoshop, you also get a new cropping tool called Perspective Crop Tool which will change the perspective on a image. Check it out, it really is a cool tool.
If you don't want others to use your photos and images without your permission, you can create a so called custom watermark with your name or any other text you want.