Quiz of the Planets

Welcome to the quiz on the solar system. In recent decades our understanding of the planets has undergone a revolution as space probes have shown wonders unexpected and have raised new questions. Expect the unexpected.

This quiz will test your basic knowledge of our own solar system. Do you catch just a glimpses of an occasional news byte on TV about planet exploration or do you stay tuned to space probe progress reports with baited breath and consume astronomy magazines?

Created by: Gogo

  1. How many planets (excluding dwarf planets) are there in our solar system?
  2. Is Pluto one of these Planets?
  3. The largest planet in the solar system is
  4. What planet has the hottest surface?
  5. What is the main reason for this planet being so hot?
  6. Orbiting which planet do we find the 4 "Galilean moons"?
  7. Why why these Galilean moons so called?
  8. What are the names of the Galilean moons.
  9. What is the largest moon in the solar system?
  10. How many moons does Jupiter have as of 2007?
  11. What is the highest mountain in the solar system?
  12. The Russian probe Venera that landed on Venus was built to withstand the pressure of how many earth atmospheres?
  13. Meteoric impacts on Mercury were first viewed
  14. Photos of these craters were viewed by a Pentagon general who proclaimed "Wow, that looks just like 'Nam".
  15. Which planet, dwarf planet or moon is the most volcanically active body in the solar system?
  16. What is the deepest cannon in the solar system?
  17. How many moons does Pluto have?
  18. What was the main contribution made by Johannes Kepler made to knowledge of the solar system?
  19. How many moons does Saturn have?
  20. The moon __________ around the planet __________ is covered with an ice sheet on top a watery ocean.
  21. Which planet is named after the Roman god of the sea?
  22. Percival Lowell's observations about Mars are still valid today
  23. Which 2 space probes launched in 1977 changed our understanding of the outer planets and their moons, including the discovery of many more moons before leaving the solar system forever?
  24. What are the moons of Mars called?
  25. What is the Kuiper belt?
  26. The red spot on Jupiter is
  27. What is a comet?
  28. When does Haley's Comet returns to the inner area of the solar system?

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