Reference image

Object guide
Titania is Uranus' largest moon and shows signs of internal geological activity and faulting. Titania is approximately 1,577.8 km across.
How to observe Titania
Titania is resolved as a separate world mainly through imaging or spacecraft data; visually, its relationship to uranus is the key observing context.
Scientific context
Useful scale comparisons are 0.124 Earth diameters, 0.039 g surface gravity, 0.024 Earth years per orbit. These values are rounded from the catalogue measurements shown on this page.
- Radius
- 788.9 km
- Diameter
- 1,577.8 km
- Mass
- 3,527,000,000,000,000,000,000 kg
- Mean density
- 1.715 g/cm³
- Surface gravity
- 0.379 m/s² (0.039 g)
- Orbital period
- 8.706 days (0.024 years)
- Parent body
- uranus
0.124 Earth diameters0.039 g surface gravity0.024 Earth years per orbit
Source: NASA Science ↗
Parent planet in the solar system
The overview shows Uranus, the parent planet. This moon is not rendered in the heliocentric model.




