Solar System Online Test

1. Which comet is often referred to as "the Great Comet of 1910" due to its spectacular appearance and close approach to Earth?

2. What is the name of the large impact crater on the Moon's surface that contains the Sea of Tranquility, where Apollo 11 landed?

3. Which celestial body exhibits significant tidal heating, resulting in geologically active features such as cryovolcanoes?

4. What is the name of the spacecraft that became the first human-made object to reach interstellar space in 2012?

5. Which moon of Mars is closer to the planet?

6. What is gravitational interaction?

7. What is the average surface temperature on Venus?

8. What is the effect of a strong solar wind on satellites in orbit around Earth?

9. What is the name of the moon of Pluto discovered in 2011 and named after the three-headed dog that guards the entrance to the underworld in Greek mythology?

10. What was the last appearance of Halley's Comet before its most recent return in 1986?

11. Which moon of Neptune is known for its irregular shape and heavily cratered surface?

12. What is the name of the process by which rocks are broken down into smaller fragments through physical, chemical, or biological means?

13. What is the average surface temperature of Pluto?

14. How does the solar wind affect Earth's magnetosphere?

15. What geological feature on Mars is believed to be the largest volcano in the Solar System by volume and is named after the Roman god of war?

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

17. Which spacecraft conducted the first soft landing on the far side of the Moon in 2019, deploying the Yutu-2 rover?

18. Which space probe was the first to visit Jupiter and later became the first human-made object to leave the Solar System?

19. Which space probe is currently studying the internal structure and seismic activity of Mars, aiming to understand its geological history?

20. What is the approximate length of one day on Venus (one complete rotation)?

21. What is the name of the phenomenon where a planet or moon passes directly between a star and the observer, causing a temporary decrease in the star's brightness?

22. What is the name of the tallest mountain on Mars, often compared to Mount Everest on Earth?

23. Which space probe provided the first close-up images of the asteroid Vesta and the dwarf planet Ceres in the asteroid belt?

24. Which ground-based telescope is located in Chile and is designed to search for exoplanets using the transit method?

25. Which moon of Saturn is known for its dense atmosphere, which is primarily composed of nitrogen and methane, and its hydrocarbon lakes and seas on its surface?

26. What is the name of the massive, swirling storm system observed at Saturn's south pole?

27. How many rings does Uranus have?

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

29. Which comet is known for its bright appearance and greenish coma due to the presence of cyanogen and diatomic carbon?

30. What is the Kuiper Belt?