Set "Choose a fit" to or Fit to ensure it covers the 2560x1700 screen correctly. On macOS : Go to System Settings > Wallpaper . Click Add Photo and select your space image.

: Provides curated collections of green nebula backgrounds. While many are 4K or 1080p, you can often find 2560-width options.

: Features a dedicated section for 2560x1700 space wallpapers specifically tailored for Chromebook Pixels.

: The official source for "real" space photography. You can download massive high-res files (like the Bubble Nebula or Lagoon Nebula ) and crop them to your needed size. 2. How to Download the Correct File

: Look for a "Resolution" or "Download" button on the site. If 2560x1700 isn't listed, choose the next highest size (like 4K or 3840x2160 ) to maintain clarity when you crop it.

Choose and pick your file. It will automatically scale to the Pixel's native resolution. 4. Customizing Your Own (Optional)

Use the dropdown to select so there are no black bars. On ChromeOS : Right-click the desktop and select Set wallpaper & style .