Daystarcom

<h2>Atlas is the victor.</h2> <p>The <a href="https://www.daystarcom.org/" target="_blank" rel="noopener">Daystarcom.org</a> will have to get out the pencil and see if we can compute orbital speeds; it's fascinating how much quicker Atlas is traveling than Prometheus.</p> <p>Two of Saturn's ring moons approach one other for a brief period before the inner of the two separates.</p> <p>Once a month, Atlas (30 kilometers, or 19 miles wide, in the center right) passes Prometheus (86 kilometers, or 53 miles across, in the center left), and then slowly but surely pulls ahead of its slower moving twin.</p>