80% of people fail this astronomy quiz. Can you answer all 15 questions?

80% of people will fail this astronomy quiz.

80% of people fail this astronomy quiz. A real challenge, not for amateurs. What gas is the blue color observed on Neptune? We told you it wasn’t easy. Accept the challenge. If you get 80%, you can boast a great result.

80% of people will fail this astronomy quiz. Can you answer all 15 questions?


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  • Question of

    Which gas is responsible for the blue color observed on Neptune?

    • Propane
    • Methane
    • Ethane
  • Question of

    What was the name of Neptune’s biggest storm?

    • The Great White Spot.
    • The big blob.
    • The Great Dark Spot.
  • Question of

    Select the name of Pluto’s satellite.

    • Charon
    • Titania
  • Question of

    How long does it take for Pluto to complete a turn to the sun?

    • 247 years.
    • 192 years.
    • Two hundred years.
  • Question of

    Which of Jupiter’s satellites could contain liquid water under its surface?

    • Europa
    • Callisto
    • Ganymede
  • Question of

    What celestial body is more volcanic than the Earth?

    • Titan
    • Miranda
    • ÍO
  • Question of

    Which satellite has seas and methane atmosphere?

    • Hyperion
    • Japetus
    • Titan
  • Question of

    What is the coldest object in the solar system?

    • Galatea
    • Triton
    • Nereida
  • Question of

    What do the measurements indicate about the expansion of the universe?

    • It’s accelerating.
    • It’s receding.
    • It’s stopping.
  • Question of

    Up to what element can a star perform the process of nuclear fusion?

    • Titanium
    • Silicon
    • Iron
  • Question of

    Approximately 30,000 light years from Earth, it lies at the center of the galaxy.

    • True
    • False
  • Question of

    What region of the solar system do comets come from?

    • Asteroid belt.
    • OORT cloud.
    • Interstellar space.
  • Question of

    Sirius is the brightest star in the sky.

    • True
    • False
  • Question of

    Which constellation does Sirius belong to?

    • Southern Cross.
    • Can major.
  • Question of

    The planetary nebula forms when a star the size of the Sun comes to an end.

    • True.
    • False, that’s when white dwarfs come to an end.

Written by Tamara Dominas

My name is Tamara. I define myself as a bookworm and that's where I spend most of my time. I'm a chemist, with a developing passion for languages. I speak three languages and I'm already going for the fourth. I currently live in Rome, Italy, and I declare myself profoundly in love with this city. You can write to me: send me an email. If you want to know more about me, read full profile.

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