Astronomy Picture of the Day . Heaven on Earth . ... Explanation: If sometimes it appears that the entire Milky Way Galaxy is raining down on your head, do not despair. ... Dark dust , millions of stars , and bright glowing red gas highlight the plane of our Milky Way Galaxy , which lies on average thousands of light years behind Earth 's yellow and green reflecting clouds . ... Publications with keywords: Earth - clouds - Milky Way . Publications with words: Earth - clouds - Milky Way . ...