Image by the Galileo spacecraft of the Zamama volcanic center on the Jovian moon Io. North is to the top, and the image is centered at 17.4 degrees north latitude and 173 degrees west longitude. This image was taken in July 1999 at a distance of about 130,000 kilometers (81,000 miles) and has a resolution of 1.3 kilometers or 0.8 miles per picture element.