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Space Mysteries

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Its about black holes

Created Date 05.24.22
Last Updated 05.27.22
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Topics of this game:
  • the science that deals with space and the physical universe as a whole?
  • the branch of astronomy that uses the laws of physics to understand more about the matter and energy of stars?
  • the cosmic expansion that marked the origin of the universe 13.8 billion years ago, according to current theory?
  • a region in space with a lot of mass packed into a small volume. The gravity is so strong that not even light can escape?
  • a system of millions or billions of stars, together with gas and dust, held together by gravitational attraction?
  • a group of galaxies held together by gravitational attraction?
  • What instrument do scientist use to detect black holes?
  • the emission of energy as electromagnetic waves or as moving subatomic particles?
  • What is the biggest black hole?
  • What is the smallest black hole?