Hyperion (moon)

Hyperion
Discovery
Discovered by Bond, Bond & Lassell
Discovered on September 16, 1848
Orbital characteristics
Semimajor axis 1,481,009 km
Eccentricity 0.1230061
Is a satellite of Saturn
Physical characteristics
Diameter 360×280×225 km
Mass 5.686×1018 kg
Mean density 0.6 g/cm3
Surface gravity 0.041 m/s2
Rotation period chaotic
Axial tilt variable
Albedo 0.25
Atmosphere no atmosphere

Hyperion (hye-peer'-ee-un, Greek ‘Υπερίων) is a moon of

  • Animation of Hyperion
  • MNRAS 9 (1848) 1: Discovery of a new satellite of Saturn (Bond)
  • MNRAS 8 (1848) 195: Discovery of a new satellite of Saturn (Lassell)
  • The Planetary Society: Hyperion


  • ... | Titan | (Themis) | Hyperion | Iapetus | ...



    Saturn's natural satellites

    Pan | Daphnis | Atlas | Prometheus | S/2004 S 6 | S/2004 S 4 | S/2004 S 3 | Pandora | Epimetheus and Janus | Mimas | Methone | Pallene | Enceladus | Telesto, Tethys, and Calypso | Polydeuces, Dione, and Helene | Rhea | Titan | Hyperion | Iapetus | Kiviuq | Ijiraq | Phoebe | Paaliaq | Skathi | Albiorix | S/2004 S 11 | Erriapo | Siarnaq | S/2004 S 13 | Tarvos | Mundilfari | S/2004 S 17 | Narvi | S/2004 S 15 | S/2004 S 10 | Suttungr | S/2004 S 12 | S/2004 S 18 | S/2004 S 9 | S/2004 S 14 | S/2004 S 7 | Thrymr | S/2004 S 16 | Ymir | S/2004 S 8

    see also: Rings of Saturn | Cassini-Huygens | Themis

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