Solar System Online Test

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

2. What is the name of a meteoroid that survives its passage through Earth's atmosphere and strikes the ground?

3. Which moon of Saturn exhibits a prominent equatorial ridge that encircles its entire circumference, giving it a distinct walnut-like shape?

4. Which space probe was the first to fly by Jupiter, Saturn, Uranus, and Neptune, providing detailed data on these gas giants and their moons?

5. Which asteroid is known for its elongated shape and rapid rotation, resembling a spinning top?

6. Which spacecraft conducted a flyby of Pluto, providing the first close-up images and data of the dwarf planet?

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

8. Which Mars rover is equipped with a drill to collect samples of Martian rocks and soil for analysis?

9. What are substorms in the context of Earth's magnetosphere?

10. How do solar storms, like coronal mass ejections, affect the occurrence of auroras?

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

12. Which type of comets are believed to originate from the Oort Cloud?

13. Which meteorite is composed mainly of iron and nickel and often exhibits a characteristic Widmanstätten pattern upon etching?

14. What is the name of the elongated extension of Earth's magnetosphere on the side opposite the Sun?

15. Which space probe was launched to study Pluto and the Kuiper Belt objects beyond it?

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

17. What is the name of the asteroid belt object that was visited by the Japanese spacecraft Hayabusa2?

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

19. What is the lithosphere?

20. What is the name of the intense radiation belt surrounding Jupiter?

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

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

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

24. Which space probe conducted a flyby of Pluto in 2015, providing the first close-up images of the dwarf planet?

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

26. What is the average surface temperature on Venus?

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

28. Which moon of Uranus is known for its heavily cratered surface and bright, icy terrain?

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

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