Sky Five by Seth (ch1776.com)

License: For personal non-commercial use only. This desktop wallpaper is for display on computers you own. You may create reasonable archival copies. You may not distribute copies, modified versions, or derivative works, without written permission. You may transfer this license to another person, provided said individual agrees to these terms, and you transfer all copies in your possession to that person.

Wallpaper:
Primarily designed for Desktop PCs and Laptops. Not yet optimized for tablets. Download file is in Zip format, I used 7zip. The Zip file contains four images pre-scaled to key resolutions. A basic help file, and a license file, both in html.

Sizes:
(Size) (Aspect Ratio) (HD?) (Description)
(3840x2160) (16x9) (2160p) Capable of scaling to: (1440p, 1080p, 720p)
(2560x1440) (16x9) (1440p) Suitable for scaling to: (1080p, 720p)
(2160x1350) (16x10) (Not HD) Suitable for scaling to: (1440x900)
(1536x1152) (4x3) (Not HD) Suitable for scaling to: (1280x960, 1152x864, 1024x768, 800x600, 640x480)