question edit history translations

Which of the Solar System's natural satellites is the largest?

Ganiymede

Mimas

Triton

Rhea

Ganymede is the largest and most massive moon of Jupiter and in the Solar System. The ninth largest object in the Solar System. It has a diameter of 5,268 km. Ganymede is composed of approximately equal amounts of silicate rock and water ice. Ganymede's discovery is credited to Galileo Galilei, who was the first to observe it on January 7, 1610.

Ewa

0

Brian Altmeyer wikipedia → Ganymede (moon)

astronomyspace

Space quiz Astronomy quiz

You will play as

Answers by country

Greece

89%

0%

0%

10%

19

France

82%

0%

14%

0%

28

Pakistan

77%

3%

14%

3%

27

India

75%

4%

16%

1%

403

the United Arab Emirates

73%

6%

6%

13%

15

the Philippines

71%

3%

21%

0%

32

Lebanon

71%

7%

21%

0%

14

the Netherlands

66%

11%

22%

0%

18

Kazakhstan

64%

0%

17%

17%

17

the United States

63%

4%

25%

4%

212

the United Kingdom

61%

4%

30%

3%

96

Poland

60%

11%

22%

5%

7823

Belarus

57%

3%

28%

7%

28

Russia

54%

3%

31%

9%

153

Ukraine

54%

7%

34%

2%

141

Austria

54%

4%

31%

8%

82

Australia

54%

4%

29%

6%

44

Switzerland

50%

7%

35%

7%

42

Canada

44%

8%

36%

12%

25

Germany

43%

9%

36%

8%

631

How long did it take Apollo 11 flight to reach the Moon?

What are the most luminous objects in the universe?

supergiant stars

What is the name of the first in history cosmic tourist (astrotourist)?

Neil Alden Armstrong

Richard Garriott

What dog breed is the smallest of the sighthounds?

Spanish Greyhound

Italian Greyhound