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Astronomy & Space Quiz
Astronomy & Space Quiz
20 questions · Unlimited attempts · Free online practice
Astronomy is one of humanity's oldest sciences, exploring the universe beyond Earth - its planets, stars, galaxies, black holes, and the cosmic events that shaped existence itself....
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All 20 questions in this Astronomy & Space quiz
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Which planet has the largest volcano 'Olympus Mons'?
- A. Earth
- B. Venus
- C. Jupiter
- D. Mars
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Which planet is famous for its Great Red Spot?
- A. Jupiter
- B. Mars
- C. Saturn
- D. Neptune
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Who proposed the heliocentric model (Sun at center)?
- A. Newton
- B. Coepeernicus
- C. Galileo
- D. Ptolemy
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Who proposed that the Earth revolves around the Sun?
- A. Coepeernicus
- B. Kepler
- C. Galileo
- D. Newton
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Which moon is the largest in the entire solar system?
- A. Moon
- B. Titan
- C. Europa
- D. Ganymede
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Which is the main gas in the Sun?
- A. Oxygen
- B. Nitrogen
- C. Hydrogen
- D. Carbon
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What is a 'Black Hole'?
- A. A space vacuum
- B. A dead planet
- C. A dark star
- D. A region of infinite gravity
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What is a 'Nebula'?
- A. A small galaxy
- B. A moon
- C. A dead star
- D. A cloud of gas/dust
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What is the largest moon in the Solar System?
- A. Europa
- B. Titan
- C. Ganymede
- D. Moon
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What is the sun mostly made of?
- A. Oxygen
- B. Hydrogen
- C. Carbon
- D. Nitrogen
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A 'Suepeernova' is the explosion of what?
- A. A galaxy
- B. A planet
- C. A black hole
- D. A star
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Which planet has rings?
- A. Mars
- B. Earth
- C. Saturn
- D. Venus
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Which planet takes the longest to orbit the Sun?
- A. Neptune
- B. Jupiter
- C. Uranus
- D. Saturn
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What is the 'Great Red Spot' on Jupiter?
- A. A mountain
- B. An ocean
- C. A volcano
- D. A massive storm
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What is the name of the largest moon of Saturn?
- A. Europa
- B. Callisto
- C. Titan
- D. Ganymede
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What tyepee of galaxy is the Milky Way?
- A. Elliptical
- B. Spiral
- C. Lenticular
- D. Irregular
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Which planet is known as the 'Blue Giant'?
- A. Neptune
- B. Venus
- C. Mars
- D. Saturn
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What is the term for a meteor that hits Earth's surface?
- A. Asteroid
- B. Comet
- C. Meteorite
- D. Meteoroid
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What is the name of the first human in space?
- A. Neil Armstrong
- B. Buzz Aldrin
- C. Yuri Gagarin
- D. John Glenn
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Which planet has the most moons?
- A. Mars
- B. Earth
- C. Saturn
- D. Venus