The Cassini spacecraft observed three of Saturn's moons set against the night side of the planet in this image from April 2011.
{"Image ImageDescription": "The Cassini spacecraft observed three of Saturn's moons set against the darkened night side of the planet in this image from April 2011. Saturn is present on the left this image but is too dark to see. Rhea (1,528 kilometers, or 949 miles across) is closest to Cassini here and appears largest at the center of the image.", "Image Orientation": "Horizontal (normal)", "Image ExifOffset": "374", "EXIF ExifVersion": "0221", "EXIF ColorSpace": "Uncalibrated"}