关于这张图
Prometheus and Pandora are almost hidden in Saturn's rings in this image. Prometheus (53 miles or 86 kilometers across) and Pandora (50 miles or 81 kilometers across) orbit along side Saturn's narrow F ring, which is shaped, in part, by their gravitational influences help to shape that ring. Their proximity to the rings also means that they often lie on the same line of sight as the rings, sometimes making them difficult to spot. In this image, Prometheus is the left most moon in the ring plane, roughly in the center of the image. Pandora is towards the right. This view looks toward the uni…
