Space Wallpaper is a wallpaper that changes the background of your Roku menu screens to show an alien creature outside the window of a spacecraft as shown in the screenshot below.
To set this wallpaper manually, install the wallpaper as you would any other channel, then go to Settings from your Roku's home screen and select Theme >> Wallpapers >> My Wallpapers >> select the wallpaper.
-- Information is current as of February 17, 2023
CHANNEL STORE DESCRIPTION: Launch this space wallpaper that's out of this world.
CHANNEL STORE CATEGORY: Themes
DEVELOPER: Roku Themes
FEES: None