Encyclopedia > Uranus > Outer satellites
Above, the image of the discovery of U-16 Caliban made with the Hale telescope on Palomar Mountain in September 1997. U-17 Sycorax was discovered simultaneously.
We know nine outer satellites of Uranus discovered from 1999 to 2003 with Mount Palomar telescope and the CFH telescope of Mauna Kea in Hawaii in 1999.
They all rotate in the same direction except for S/2003 U3 Margaret U-23.
For a complete list and more information on the orbital parameters, click here.