How to Create a 3D Sphere in Photoshop
Making a 3D sphere can help you learn how to use various tools in Photoshop. It's a good introductory project, and a way to sharpen your Photoshop skills.
1Right click on it and choose the Elliptical Marquee Tool.
2Drag the cursor until it is the proper size.
3The shift key will keep it perfectly round.
8Do this a few times, until you get a nice strong shade.
10This will help with the illusion of 3D.
11Put it under the sphere.
13Change the feather to about 20 or so. It will depend upon how big your primary circle is.
14If you think 20 is too much, you can go back (Ctrl+Z) and then change it to a smaller number.