Our Earth and Solar System is a part of the Milky Way Galaxy. The name milky is derived due to its milky appearance. The diameter of Milky Way is said to be approximately 100,000 to 120,000 light years. The Milky Way is a home to almost 400 billion stars and may have as many planets as well. Our Solar System is approximately 27000 light years from the Galactic center. The center of the Galaxy is said to have an intense radio source by the name of Sagittarius A which is supposed to be a super massive black hole.
To set this Milky Way Solar System as wallpaper background on your desktop, select above resolution links then click on the DOWNLOAD button to save Milky Way Solar System images on your desktop computer. Right click on the picture you have saved and select the option "Save image as" or "Set As Background".