Solar System Online Test

1. What is the largest moon of Pluto?

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

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

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

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

6. What is the primary cause of auroras on Earth?

7. Which space probe carried a golden record containing sounds and images of Earth, intended as a message to potential extraterrestrial civilizations?

8. Which moon of Jupiter is the most heavily cratered body in the Solar System, indicating its ancient surface?

9. What is the name of the spacecraft that discovered geysers erupting from beneath the icy surface of Saturn's moon, Enceladus?

10. Which space probe became the first human-made object to reach interstellar space?

11. What is the name of the volcanic moon of Jupiter known for its intense volcanic activity?

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

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

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

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

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

17. 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?

18. What is the name of the largest moon of Uranus?

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

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

21. What is the name of the prominent storm observed on Neptune's atmosphere that disappeared after a few years?

22. What is the name of the hexagonal cloud pattern observed at Saturn's north pole?

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

24. What geological feature on Mercury suggests it has contracted over time?

25. What is the Oort Cloud?

26. What is the term for the process by which plants convert carbon dioxide and water into glucose and oxygen using sunlight?

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

28. Which spacecraft, launched by NASA in 2006, conducted a historic flyby of Pluto in 2015, providing the first detailed images of the dwarf planet and its moons?

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

30. Which spacecraft provided the first close-up images and data of Neptune and its moons?