太陽表面の磁場とガス APOD: 2006 July 10 - Dark Sun SizzlingAstronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2006 July 10 Dark Sun Sizzling Credit: TRACE Project, Stanford-Lockheed Institute for Space Research, NASA Explanation: Is this our Sun? Yes. Even on a normal day, our Sun is sizzling ball of seethin
