Portia is a natural satellite of Uranus.


On January 3rd, 1986, Voyager 2 spotted the moon.


  • The moon is named after the heroine of William Shakespeare's play "The Merchant of Venice."
  • Portia is the leader of the Portia Group, a group of Uranus's satellites with similar properties and orbits. The group includes Bianca, Cressida, Desdemona, Juliet, Rosalind, Cupid, Belinda and Perdita.
  • Portia revolves around Uranus every 1 Earth day or so.
  • Portia is the second largest inner satellite of Uranus, after Puck.
  • Its radius is 140 km.
  • It will eventually hit Uranus or be broken up by Uranus's atmosphere.

Uranian Moons
Cordelia - Ophelia - Bianca - Cressida - Desdemona - Juliet - Portia - Rosalind - Cupid - Belinda - Perdita - Puck - Mab - Miranda - Ariel - Umbriel - Titania - Oberon Francisco - Caliban - Stephano - Trinculo - Sycorax - Margaret - Prospero - Setebos - Ferdinand

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