Jupiter LXX

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Discovered byScott S. Sheppard et al.
Discovery date2017
Orbital characteristics
Mean orbit radius
21,487,000 km[1]
639.2 days[1]

Jupiter LXX, originally known as S/2017 J 9, is an outer natural satellite of Jupiter. It was discovered by Scott S. Sheppard and his team in 2017, but not announced until July 17, 2018 via a Minor Planet Electronic Circular from the Minor Planet Center.[2] It is about 3 kilometers in diameter and orbits at a semi-major axis of about 21,487,000 km with an inclination of about 152.7°.[1] It belongs to the Ananke group.[1]


  1. ^ a b c d e f Sheppard, Scott S. "Jupiter's Moons". carnegiescience.edu. sites.google.com. Retrieved 18 July 2018.
  2. ^ "MPEC 2018-O17 : S/2017 J 9". Minor Planet Center. International Astronomical Union. Retrieved 17 July 2018.