Solar System Online Test

1. What is the name of the region around Earth where charged particles are trapped by the planet's magnetic field?

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

3. Which space probe is currently studying Jupiter's atmosphere, magnetic field, and composition?

4. What is the name of the valley network system on Mars that suggests past water erosion?

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

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

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

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

9. Which moon of Jupiter is the largest in the solar system?

10. 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?

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

12. What is the name of the dwarf planet located in the Kuiper Belt, known for its elongated shape and rapid rotation?

13. What effect does tidal heating have on celestial bodies?

14. Which moon of Neptune is thought to be a captured Kuiper Belt object, based on its retrograde orbit and unique composition?

15. How does the temperature on Mercury's surface vary?

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

17. Which space telescope is set to succeed the Hubble Space Telescope and is designed to observe the universe in the infrared spectrum?

18. How many rings does Uranus have?

19. What term refers to the bright streak of light produced when a meteoroid burns up in Earth's atmosphere?

20. Which layer of the Earth's atmosphere contains the ozone layer?

21. Which moon of Jupiter is known for its heavily cratered surface, indicating its ancient geological history and lack of significant geological activity?

22. What is the name of the largest moon of Jupiter?

23. Which moon of Uranus is known for its unusual, roughly spherical shape, with a diameter about one-third that of our Moon?

24. What is the name of the spacecraft that successfully landed the Huygens probe on Saturn's largest moon, Titan, in 2005?

25. What is the largest moon of Pluto?

26. Which moon of Jupiter is known for its bright, highly reflective surface and its distinctive grooved terrain?

27. Which Mars rover was launched in 2011 and has been exploring Gale Crater since its landing in 2012?

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

29. Which geological feature on Earth is the result of the collision between tectonic plates, leading to the formation of mountain ranges?

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