Solar System Online Test

1. Which moon of Jupiter is the largest moon in the Solar System, even larger than the planet Mercury?

2. What is the name of the space telescope launched by NASA in 1990, which has provided breathtaking images and groundbreaking discoveries in astronomy?

3. What is the term for a meteoroid that originates from a comet or asteroid and travels through space?

4. What is the most notable feature of Uranus's atmosphere?

5. What percentage of Earth's atmosphere is composed of nitrogen?

6. What is the name of Kepler's second law of planetary motion?

7. What geological feature on Earth is formed by the bending or buckling of rock layers under compressional stress, leading to the uplift of mountain ranges?

8. What is the process by which plants and animals naturally adapt to their environment over time?

9. What is the name of the massive, swirling storm system observed at Neptune's equator?

10. What is the name of the largest known object in the asteroid belt between Mars and Jupiter?

11. What is the name of the largest moon of Uranus?

12. What is the name of the group of four large moons of Jupiter discovered by Galileo?

13. Which space probe became the first human-made object to reach interstellar space?

14. Which spacecraft provided close-up images of Jupiter and its moons in the 1990s?

15. Which asteroid is the target of the NASA OSIRIS-REx mission, which aims to return a sample to Earth?

16. What is the term for the process by which sediments are deposited in a new location?

17. Which moon of Jupiter is known for its highly active surface geology, with extensive cryovolcanism and icy geysers?

18. Which moon of Saturn is the only moon in the Solar System known to have a dense atmosphere, primarily composed of nitrogen?

19. What is the name of the largest and brightest ring of Uranus?

20. Which dwarf planet is known for its highly eccentric orbit that takes it far beyond the orbit of Pluto?

21. What is the name of the moon of Jupiter with a subsurface ocean that may harbor conditions suitable for life?

22. What is the name of the largest impact basin on Mars, covering a vast region of the planet's southern hemisphere?

23. How many rings does Uranus have?

24. Which space telescope is designed to search for Earth-like planets orbiting other stars and is scheduled for launch in the 2020s?

25. What is the primary component of Venus's atmosphere?

26. How many major rings does Saturn's ring system consist of?

27. Which celestial body exhibits significant tidal forces from both Jupiter and Saturn, resulting in its elongated shape and active cryovolcanism?

28. What is the primary component of Eris's surface?

29. What is the name of the moon of Haumea that orbits within its elongated shape?

30. Which spacecraft provided the first close-up images and data of Uranus and its moons?