no it doesn't
As of 2011, the planet Uranus has 27 known moons. (list at the related question)
Maybe
yes their is moons orbiting uranus
Uranus has 27 moons and Neptune has 13 moons
No, both Jupiter and Saturn have more moons.
yes 15
Uranus to be sure has fifteen moons.
Uranus has 27 moons.
Saturn has 62 moons and Uranus has 27 moons.
There is evidence to suggest that Uranus' moons may contain water ice in their interiors. However, the surface of these moons is mainly composed of a mixture of water ice and other compounds like rock and carbonaceous materials. Further exploration is needed to confirm the presence of water on Uranus' moons.
I don't know of any planet with exactly 21 known moons. The best answer is probably "Uranus" with 27 moons (natural satellites).
Yes, Uranus has a system of 13 known moons which orbit the planet. The largest moons are named Miranda, Ariel, Umbriel, Titania, and Oberon. Additionally, there are numerous smaller moons and rings around Uranus.