Glossary
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Uranus
Uranus is the seventh planet from the sun and takes 84 years to orbit the sun once. Uranus is about 4 times larger than the Earth and is about 14.5 times as massive. Uranus was discovered on March 13, 1781 by William Herschel.
In greek mythology, Uranus was Father Sky.
Planetary Data
| Distance from Sun | Length of Day | Length of Year | Radius | Mass |
| 19.191 AU | 17.2 hours | 84.01 years | 25,559 km | 8.68*1025 kg |
Known Satellites
| Name | Distance from Uranus | Rotational Period | Orbital Period | Radius |
| Cordelia | 49,770 km | -unknown- | 0.335034 days | 21 km |
| Ophelia | 53,790 km | -unknown- | 0.376400 days | 23 km |
| Bianca | 59,170 km | -unknown- | 0.434579 days | 27 km |
| Cressida | 61,770 km | -unknown- | 0.463570 days | 71 km |
| Desdemona | 62,660 km | -unknown- | 0.473650 days | 34 km |
| Juliet | 64,350 km | -unknown- | 0.493065 days | 53 km |
| Portia | 66,090 km | -unknown- | 0.513196 days | 70 km |
| Rosalind | 69,940 km | -unknown- | 0.558460 days | 36 km |
| Cupid | 74,800 km | -unknown- | .618 days | 9 km |
| Belinda | 75,260 km | -unknown- | 0.623527 days | 45 km |
| Perdita | 76,400 km | -unknown- | .638 days | 15 km |
| Puck | 86,010 km | -unknown- | 0.761833 days | 81 km |
| Mab | 97,700 km | -unknown- | .923 days | 13 km |
| Miranda | 129,390 km | 1.413479 days | 1.41347925 days | 235.8 km |
| Ariel | 191,020 km | 2.520379 days | 2.52037935 days | 578.7 km |
| Umbriel | 266,300 km | 4.144177 days | 4.1441772 days | 584.7 km |
| Titania | 435,910 km | 8.705872 days | 8.7058717 days | 788.9 km |
| Oberon | 583,520 km | 13.463239 days | 13.4632389 days | 761.4 km |
| Francisco | 4,280,000 km | -unknown- | 267.12 days | 6 km |
| Caliban | 7,230,000 km | -unknown- | 579.39 days | 49 km |
| Stephano | 8,002,000 km | -unknown- | 677.48 days | 10 km |
| Trinculo | 8,571,000 km | -unknown- | 748.83 days | 5 km |
| Sycorax | 12,179,000 km | -unknown- | 1,285.62 days | 95 km |
| Margaret | 14,345,000 km | -unknown- | 1,654.32 days | 6 km |
| Prospero | 16,418,000 km | -unknown- | 1,962.95 days | 15 km |
| Setebos | 17,459,000 km | -unknown- | 2,196.35 days | 15 km |
| Ferdinand | 21,000,000 km | -unknown- | 2,805.51 days | 6 km |
Planetary and Satellite Data: NASA's Solar System Explorer
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For questions about this page, please contact Steve Gagnon.