Questions and Answers
Planet Uranus - astronomy questions
1.
Who discovered Uranus?
William Herschel
2.
Uranus is:
ice giant
3.
Uranus orbits the Sun once every:
84 years
4.
Composition of Uranus atmosphere is:
83% hydrogen, 15% helium, 2,3% methane
5.
Uranus average distance from the Sun is roughly:
20 AU
6.
The difference between Uranus minimum and maximum distance from the Sun is:
1.8 AU
7.
The Uranian axis of rotation is approximately parallel with the plane of the Solar System, with an axial tilt of:
97.77°
8.
How many known moons orbit Uranus?
27
9.
How many rings does Uranus have?
13
10.
Largest moon of Uranus is:
Titania
11.
Uranus escape velocity equals:
21.3 km/s
12.
Is Uranus a planet with retrograde rotation?
yes
13.
Wind speeds on Uranus can reach:
900 km/h