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cis-Neptunian (not comparable)

  1. (astronomy) Relating to an astronomical body found within the orbit of Neptune.
    • 2018, Michael Perryman, The Exoplanet Handbook, Cambridge University Press (→ISBN), page 684:
      Within the orbit of Neptune, cis-Neptunian bodies include the terrestrial and large gaseous planets, along with a variety of minor bodies: planetary moons, asteroids, and comets.

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