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  • How do scientists observe black holes when they are invisible?
    They observe the area around them where strange things usually happen.
  • What do comets do?
    They orbit around the Sun.
  • Can a black hole absorb a star?
    Yes, it can.
  • What is a galaxy?
    A collection of stars, dust, gas, planets...
  • How many different constellations are there?
    88
  • What are stars?
    Giant spheres of gas.
  • What are black holes?
    Places where the gravity is so strong nothing can escape it?
  • What are comets?
    Lumps of ice, dust and rocks.
  • What is the name of our star?
    Sun
  • Do black holes live forever?
    No, they don't. They evaporate.
  • Do stars live forever?
    No, they don't.
  • Can you see all the constellations from the same spot on our planet?
    No, you can't.
  • Are all galaxies the same shape?
    No.
  • Can you see a black hole?
    No, they are invisible, they do not reflect any light.
  • What is the name of our galaxy?
    Milky Way
  • What is most probably in the middle of the Milky Way?
    a giant black hole
  • What are constellations?
    Groups of visible stars creating a pattern.
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