Solar System Online Test

1. What is the name of the meteorite that produced the largest observed meteor airburst event in recorded history?

2. Which type of tail of a comet is composed of ionized gas and is pushed away from the Sun by the solar wind?

3. Which of the following is NOT a type of plate boundary?

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

5. Which canyon system on Mars is the largest in the solar system?

6. Which planet in the Solar System experiences the strongest winds, with wind speeds reaching up to 1,800 kilometers per hour (about 1,118 miles per hour)?

7. Which of the following is NOT a layer of the Earth's interior?

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

9. Which phenomenon is caused by tidal forces and results in the slowing of a celestial body's rotation?

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

11. Which asteroid is the target of the Hayabusa2 mission, which aimed to return a sample to Earth?

12. What is the name of the dark, vortical storm system observed at Neptune's equator?

13. Which space probe conducted the first flyby of Saturn and provided detailed images of its rings and moons?

14. 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?

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

16. Which moon of Saturn is believed to have a subsurface ocean beneath its icy crust?

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

18. What is the state of Mercury's atmosphere?

19. What is the name of the largest moon of Saturn?

20. What is the name of the moon of Saturn with a distinctive two-toned appearance, caused by impact cratering?

21. What are the high-altitude clouds on Venus primarily composed of?

22. What is the name of the large, dark plains on the Moon's surface, formed by ancient volcanic eruptions?

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

24. What is the approximate diameter of Jupiter's Great Red Spot?

25. Which moon of Jupiter was discovered by Galileo Galilei in 1610, making it one of the first objects observed in orbit around another planet?

26. Which biome is characterized by long, cold winters, short summers, permafrost, and low-growing vegetation such as mosses and lichens?

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

28. What is the name of the persistent high-pressure region in Jupiter's atmosphere that is characterized by its swirling anticyclonic storm?

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

30. What is the Earth's mantle primarily composed of?