Image of the Partially Eclipsed Sun (IMAGE) Royal Astronomical Society Caption Image of the partially eclipsed sun, photographed through a telephoto lens capped with a special-purpose solar filter. The moon covers 10 percent of the sun's diameter and not quite 2 percent of its area. Dark sunspots speckle the solar disk. Credit Credit: Rick Fienberg / TravelQuest International / Wilderness Travel. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.