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Atlas
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Atlas

satellite of Saturn
Also known as: S17
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Atlas is a moon of Saturn, discovered in 1981 by the Voyager 1 spacecraft. It is a small, irregularly shaped moon with a mean radius of approximately 19 km. Atlas orbits Saturn at a mean distance of about 137,670 km and has an orbital period of 0.602 Earth days. Its density is about 0.44 g/cm³, indicating a composition rich in ice. Atlas is one of Saturn's inner moons, which are thought to have formed from a disk of material around the planet.1

Summary created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.
7 Britannica Sources
  1. Atlas
  2. Saturn: Top Questions
  3. Saturn - Significant satellites
  4. Titan: Top Questions
  5. Saturn - Basic astronomical data
  6. Word History of atlas
  7. How Big Is Saturn?

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