What’s Your Astronomy IQ?

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1. Which of these planets does not have rings?
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About This Quiz
What’s Your Astronomy IQ? - Quiz

Do you know enough about Astronomy? Take this quiz and find out

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2. About how long does it take for sunlight to reach the Earth from the Sun?
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3. Which of these planets is smallest in diameter?
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4. I am the galaxy closest in light years to the Milky Way Galaxy?
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5. Who was the first person to use a telescope for astronomy?
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6. Halley's Comet is predicted to appear again in which year?
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7. About how often does Halley's Comet return?
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8. Which planet of our solar system has the most known moons?

Explanation



As of June 8, 2023, Saturn's orbit is bustling with a diverse collection of natural satellites, numbering 146 moons.
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9. What is the constellation known as the Ram also called?
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10. Which is the slowest orbiting planet?

Explanation

Neptune takes approximately 165 Earth years to complete one orbit around the Sun, making it the slowest orbiting planet in the solar system. This is due to its great distance from the Sun, which also gives it the longest orbital path.

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11. How many stars make up the Big Dipper?
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12. In which year was Hubble's Law formulated?
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13. The Hubble Space Telescope was deployed on which Space Shuttle in 1990?
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14. What is the third brightest object in the Earth's sky?

Explanation



The nearest planet to Earth, located one orbit closer to the sun, is also the most luminous. With a brilliance reaching up to magnitude -4.7, it can even be visible in daylight with proper knowledge of its location. Venus owes its brightness to its proximity to Earth and primarily to its dense, reflective cloud cover.
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15. In which year did the first space shuttle launch?
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Which of these planets does not have rings?
About how long does it take for sunlight to reach the Earth from the...
Which of these planets is smallest in diameter?
I am the galaxy closest in light years to the Milky Way Galaxy?
Who was the first person to use a telescope for astronomy?
Halley's Comet is predicted to appear again in which year?
About how often does Halley's Comet return?
Which planet of our solar system has the most known moons?
What is the constellation known as the Ram also called?
Which is the slowest orbiting planet?
How many stars make up the Big Dipper?
In which year was Hubble's Law formulated?
The Hubble Space Telescope was deployed on which Space Shuttle in...
What is the third brightest object in the Earth's sky?
In which year did the first space shuttle launch?
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