Solar System Online Test

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

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

3. Which moon of Jupiter is known for its smooth, icy surface with long cracks and streaks caused by tidal forces?

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

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

6. Which meteorite is known for containing abundant organic compounds and is believed to be a remnant of the early Solar System?

7. What term refers to the fuzzy, glowing region surrounding the nucleus of a comet?

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

9. Which type of comets are believed to originate from the Oort Cloud?

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

11. Which comet is famous for its spectacular breakup into multiple fragments, which collided with Jupiter in 1994?

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

13. What is the name of the phenomenon where tidal forces cause a celestial body to become elongated along the axis pointing toward the attracting body?

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

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

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

17. What is the term for the layer of air surrounding the Earth that sustains life and protects it from harmful radiation?

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

19. Which space probe is currently studying the polar regions and atmosphere of Mars, searching for signs of past or present life?

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

21. Which moon of Uranus is unique for its extreme axial tilt, causing it to essentially orbit the planet on its side?

22. Which moon of Jupiter is known for its highly active surface geology, with extensive cryovolcanism and icy geysers?

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

24. Which asteroid is known for its large impact crater named Rheasilvia Basin?

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

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

27. What is the rotational period of Earth?

28. What was the approximate length of the tail of Comet Hale-Bopp during its peak brightness in 1997?

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

30. Which mission provided the first detailed radar maps of Venus's surface?