Dione Cassini PIA12577 survey collection

This global map of Saturn's moon Dione was created using images taken during flybys by NASA's Cassini spacecraft. Images from NASA's Voyager mission fill the gaps in Cassini's...这幅土卫四（Dione）的全球地图，是利用美国国家航空航天局（NASA）卡西尼号探测器飞掠任务期间获取的影像绘制而成。美国国家航空航天局（NASA）旅行者号任务的影像填补了卡西尼号任务数据的空白区域。