Solar System Online Test

1. Which moon of Saturn exhibits extensive cryovolcanism, with geysers erupting from its south polar region?

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

3. What is the name of the region beyond the orbit of Neptune where a vast collection of icy bodies, including Pluto, reside?

4. What is the term for the phase of the Moon when only a small portion of its surface is illuminated, appearing as a thin crescent?

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

6. Which space telescope is famous for its stunning images of distant galaxies, nebulae, and star clusters?

7. Which meteorite impact created the Barringer Crater in Arizona, USA?

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

9. Which moon of Jupiter has a thin atmosphere composed mostly of carbon dioxide, with surface pressures less than one-thousandth of Earth's?

10. Which moon of Neptune is the largest and seventh-largest moon in the solar system?

11. What is the most prominent feature of Saturn?

12. What is the phenomenon called when the solar wind compresses Earth's magnetosphere on the side facing the Sun?

13. What is the name of the largest feature on Pluto's surface, which is a heart-shaped region?

14. What are the primary components of the solar wind?

15. What is the name of the prominent gap in Saturn's rings, caused by the gravitational influence of the moon Mimas?

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

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

18. Which space probe was the first to visit the asteroid belt and to make direct observations of Jupiter?

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

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

21. Which ground-based telescope is the world's largest single-aperture optical telescope and is located in the Canary Islands, Spain?

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

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

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

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

26. Which moon of Saturn is the largest and most notable, with a thick atmosphere and lakes of liquid hydrocarbons on its surface?

27. Which region of the Sun is responsible for the acceleration of the solar wind?

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

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

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