This was listed as free. Does that mean it has a creative commons license?
Sci-Fi Texture Pack 1
A downloadable asset pack for Windows
Five high-res, tileable Sci-Fi textures. File formats included are .PSD and .PNG. Each .PSD texture has named layers for each part of the texture. Includes Normal, Specular and Emission maps.
Click download now to get access to the following files: