Solar System Online Test

1. What is the name of the large, high-altitude vortex observed at Venus' south pole?

2. What is the name of the massive, swirling storm system observed at Neptune's equator?

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

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

5. What is the name of the iconic long-lasting storm on Jupiter?

6. What is the most prominent feature of Saturn?

7. Which surface feature on Venus is a vast, elevated region similar to continents on Earth?

8. Which moon of Saturn is the only moon in the Solar System known to have a dense atmosphere, primarily composed of nitrogen?

9. What is the central solid core of a comet called?

10. What causes tidal forces?

11. What is the name of the giant storm system observed on Neptune?

12. What are auroras commonly known as when seen in the Northern Hemisphere?

13. Which elements in Earth's atmosphere are responsible for the green and red colors in auroras?

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

15. How many moons does Mars have?

16. What is the approximate distance from the Sun to the inner edge of the Asteroid Belt?

17. Which asteroid is the third-largest object in the Asteroid Belt?

18. Which effect of tidal forces is responsible for the gradual recession of the Moon from Earth and the lengthening of Earth's day?

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

20. Which asteroid is the target of the NASA OSIRIS-REx mission, which aims to return a sample to Earth?

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

22. What is the primary component of Venus's atmosphere?

23. Which mission is currently orbiting Mercury to study its surface and composition?

24. What geological feature on Earth is formed by the stretching and thinning of the crust, leading to the sinking of blocks of land between parallel faults?

25. Which spacecraft was the first to directly measure the solar wind?

26. Which comet made a close approach to Earth in 1996, becoming widely visible to the naked eye?

27. What is the process by which water vapor changes into liquid water?

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

29. What is the primary component of Jupiter's atmosphere?

30. Which space probe was the first to fly by Jupiter and Saturn and provided close-up images of their moons, including Io's volcanic activity?