A crescent Saturn appears nestled within encircling rings in this image captured by NASA Cassini spacecraft. Clouds swirl through the atmosphere of the planet. Prometheus appears as a speck above the rings near the middle of the image.
A crescent Saturn appears nestled within encircling rings in this image captured by NASA Cassini spacecraft. Clouds swirl through the atmosphere of the planet. Prometheus appears as a speck above the rings near the middle of the image.