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Astronomy & Space Quiz

Astronomy & Space · Medium

20 questions · Unlimited attempts · Free online practice

The universe is vast, mysterious, and full of incredible discoveries waiting to be explored. From distant galaxies and brilliant stars to planets, black holes, and space missions,...

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All 20 questions in this Astronomy & Space quiz
  1. What is the galaxy closest to the Milky Way?

    • A. Centaurus
    • B. Antennae
    • C. Triangulum
    • D. Andromeda
  2. Which planet is known as the 'Blue Giant'?

    • A. Neptune
    • B. Venus
    • C. Mars
    • D. Saturn
  3. Which planet is famous for its Great Red Spot?

    • A. Jupiter
    • B. Mars
    • C. Saturn
    • D. Neptune
  4. What is the term for a meteor that hits Earth's surface?

    • A. Asteroid
    • B. Comet
    • C. Meteorite
    • D. Meteoroid
  5. Which planet has the most moons?

    • A. Mars
    • B. Earth
    • C. Saturn
    • D. Venus
  6. Which is the largest moon of Saturn?

    • A. Titan
    • B. Ganymede
    • C. Europa
    • D. Io
  7. What type of galaxy is the Milky Way?

    • A. Elliptical
    • B. Spiral
    • C. Lenticular
    • D. Irregular
  8. Which is the main gas in the Sun?

    • A. Oxygen
    • B. Nitrogen
    • C. Hydrogen
    • D. Carbon
  9. Which planet has the largest volcano 'Olympus Mons'?

    • A. Earth
    • B. Venus
    • C. Jupiter
    • D. Mars
  10. Who proposed that the Earth revolves around the Sun?

    • A. Copernicus
    • B. Kepler
    • C. Galileo
    • D. Newton
  11. What is the primary state of matter found in stars?

    • A. Plasma
    • B. Solid
    • C. Gas
    • D. Liquid
  12. What is the name of the largest volcano in the Solar System?

    • A. Mount Etna
    • B. Olympus Mons
    • C. Mount Everest
    • D. Mauna Kea
  13. What is a 'Black Hole'?

    • A. A space vacuum
    • B. A dead planet
    • C. A dark star
    • D. A region of infinite gravity
  14. What is the term for a planet outside our Solar System?

    • A. Protoplanet
    • B. Dwarf planet
    • C. Exoplanet
    • D. Asteroid
  15. Which is the second-largest planet in our solar system?

    • A. Jupiter
    • B. Neptune
    • C. Saturn
    • D. Uranus
  16. Which planet is the hottest in the solar system?

    • A. Venus
    • B. Mars
    • C. Mercury
    • D. Jupiter
  17. Which constellation contains the 'Big Dipper'?

    • A. Orion
    • B. Ursa Major
    • C. Leo
    • D. Cassiopeia
  18. What is a 'Light Year'?

    • A. A measure of weight
    • B. A measure of distance
    • C. A measure of time
    • D. A measure of speed
  19. What is the name of the largest moon of Saturn?

    • A. Europa
    • B. Callisto
    • C. Titan
    • D. Ganymede
  20. What is the hottest planet in the Solar System?

    • A. Venus
    • B. Mars
    • C. Mercury
    • D. Jupiter