big bang

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Across
  1. 1. – The rapid expansion of the universe right after the Big Bang.
  2. 3. – The totality of space, time, matter, and energy.
  3. 6. – A very bright and distant active galactic nucleus powered by a black hole.
  4. 8. – A point where density and gravity are infinitely large, before the Big Bang.
  5. 10. – The process by which the universe grows larger over time.
Down
  1. 2. – A cloud of gas and dust in space, often a star-forming region.
  2. 4. – The stretching of light to longer wavelengths as objects in space move away from us.
  3. 5. – A word describing something related to the universe or space.
  4. 7. Matter – Mysterious matter that doesn’t emit light but affects the universe’s gravity.
  5. 9. – A huge system of stars, planets, and other matter held together by gravity.