The Ultimate Astronomy Quiz

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| By Thames
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Thames
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Quizzes Created: 7116 | Total Attempts: 9,522,086
| Attempts: 211 | Questions: 15 | Updated: Mar 21, 2025
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1. How many moons does Earth have?
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About This Quiz
The Ultimate Astronomy Quiz - Quiz

The Ultimate Astronomy Quiz tests your knowledge on planetary revolutions, astrological signs, and comparative planet sizes. Engage with this quiz to enhance your understanding of our solar system and beyond.

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2. What are the first four planets in the solar system called?
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3. What causes the moon to shine?
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4. What is the largest planet in the solar system?
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5. What are the "Big Dipper" and "Orion" examples of in the night sky?
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6. What is the second planet in distance from the sun?
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7. What is seventh planet in order of distance from the sun?
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8. What are the big holes and dents found on the Moon called?
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9. Which planet could all of the other planets fit into?
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10. How many planets are there in the solar system?
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11. What is Mercury's period of revolution around the sun?
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12. What is Pluto's period of revolution around the sun?
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13. What is Earth's nearest neighbor in space?
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14. Which planet is named for the Roman goddess of love?
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15. What astrological sign starts on January 21st?
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How many moons does Earth have?
What are the first four planets in the solar system called?
What causes the moon to shine?
What is the largest planet in the solar system?
What are the "Big Dipper" and "Orion" examples of in the night sky?
What is the second planet in distance from the sun?
What is seventh planet in order of distance from the sun?
What are the big holes and dents found on the Moon called?
Which planet could all of the other planets fit into?
How many planets are there in the solar system?
What is Mercury's period of revolution around the sun?
What is Pluto's period of revolution around the sun?
What is Earth's nearest neighbor in space?
Which planet is named for the Roman goddess of love?
What astrological sign starts on January 21st?
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