You need to install Muzei (http://get.muzei.co) to do anything with this app.
Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured.
This is a Muzei Art Source for the Muzei Live Wallpaper. Muzei will change your wallpaper to the current Astronomy Picture of the Day image or photograph.
Extra Features: - Go back in time and see previous days' photos. Jump back to "today" when you're ready. - Share your photo with social networks (includes link to your selected date, not just the default APOD date).
Instructions: 1. Get Muzei here: http://get.muzei.co 2. Install the Astronomy Picture of the Day art source. 3. Open Muzei. 4. If not already set, make Muzei your live wallpaper of choice. 5. Options (... button) > Customize. 6. Choose the "Astronomy Picture of the Day" source. 7. Hit the checkmark to choose.