1280x720 Ubuntu 14.04 Galaxy Live Wallpaper (Must Read)

: An extension specifically for setting video wallpapers on GNOME desktops.

: Scripts available on platforms like GitHub that install curated sets of animated or time-of-day backgrounds. 1280x720 Ubuntu 14.04 Galaxy Live Wallpaper

If you tell me you're using, I can give you the specific commands to set up a live galaxy wallpaper. Live Wallpaper in Ubuntu : An extension specifically for setting video wallpapers

: Optimized for 1280x720 (HD) displays, though often adjustable through application settings. 1280x720 Ubuntu 14.04 Galaxy Live Wallpaper

: A popular manager that provides parallax and video wallpaper support for Linux.