Solar System Online Test

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

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

3. What is the name of the storm system observed at Saturn's south pole, which is similar to Jupiter's Great Red Spot but located at the pole?

4. What is the name of the largest moon in the Solar System, which orbits the gas giant Jupiter and is larger than the planet Mercury?

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

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

7. What is the name of the vast, heart-shaped region observed on Pluto's surface, which is informally named after the famous Disney character?

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

9. What effect do tidal forces have on celestial bodies?

10. What geological feature on Mars is believed to be the largest volcano in the Solar System by volume and is named after the Roman god of war?

11. Which comet is known for its bright appearance and greenish coma due to the presence of cyanogen and diatomic carbon?

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

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

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 approximate length of one day on Venus (one complete rotation)?

16. What is the name of the massive, swirling storm system observed at Saturn's south pole?

17. What is the name of the meteorite that produced the largest observed meteor airburst event in recorded history?

18. What is the name of the tallest mountain on the Moon, located near the southwestern edge of the Imbrium Basin?

19. What is the potential significance of recent discoveries of subsurface water ice on Mars?

20. Which layer of the Earth's atmosphere contains most of the weather phenomena?

21. Which of the following is NOT a type of plate boundary?

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

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

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

25. What is unique about Triton's orbit around Neptune?

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

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

28. What is the name of the spacecraft that became the first human-made object to reach interstellar space in 2012?

29. What is the largest gap in Saturn's rings, located between the A ring and the B ring?

30. Which moon of Jupiter is the most volcanically active body in the Solar System, with hundreds of active volcanoes?