Solar System Online Test

1. What is tidal locking?

2. Which space probe recently completed its mission by crashing into the surface of Comet 67P/Churyumov-Gerasimenko?

3. What is the name of the bright, elongated stream of gas and dust extending from the coma of a comet?

4. What is the name of the largest volcano in the solar system, located on Mars?

5. According to Kepler's first law of planetary motion, what shape do planetary orbits trace around the Sun?

6. What characteristic makes Mercury unique among the terrestrial planets?

7. What is the name of the giant storm system observed on Neptune?

8. What is the name of the largest meteorite ever found on Earth?

9. Which spacecraft was the first to successfully land humans on the Moon?

10. Which instrument on spacecraft is used to measure the impact of the solar wind on Earth's magnetosphere?

11. What is the name of the vast, heart-shaped region observed on Pluto's surface, which is informally named after the famous Disney character?

12. What is the primary composition of objects found in the Oort Cloud?

13. What is the name of the first successful Mars rover mission, launched by NASA in 1996, which provided valuable data on the Martian surface and atmosphere?

14. Which dwarf planet is considered the largest object in the Kuiper Belt?

15. Which biome is characterized by long, cold winters and short, cool summers, with coniferous trees as the dominant vegetation?

16. Which element, essential for life, has been detected in the form of methane on Mars?

17. What is the process by which water vapor changes into liquid water?

18. Which gas giant planet has the fastest winds in the Solar System, with wind speeds reaching up to 2,100 kilometers per hour (about 1,305 miles per hour)?

19. Which moon of Uranus is the smallest and most irregularly shaped, with a surface marked by numerous grooves and cliffs?

20. Which space probe was the first to fly by Jupiter and Saturn and provided close-up images of their moons, including Io's volcanic activity?

21. Which gas is present in Pluto's thin atmosphere?

22. Which Mars rover was launched in 2011 and has been exploring Gale Crater since its landing in 2012?

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

24. What is the name of the moon that was discovered to have a significant impact on Uranus's ring system?

25. What is the name of the spacecraft that orbited Saturn and its moons, providing detailed observations and data?

26. What is the phenomenon called where Mercury exhibits phases similar to the Moon and Venus?

27. Which comet fragmented and collided with Jupiter in 1994, producing a series of impact events observed by astronomers?

28. Which spacecraft conducted a close-up study of Ceres, revealing bright spots and other intriguing features on its surface?

29. Which spacecraft was the first to directly measure the solar wind?

30. Which planet in the Solar System has a thick atmosphere composed mainly of carbon dioxide, with surface pressures about 92 times that of Earth?