The Fascinating World of Astronomy

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Across
  1. 4. The ability to understand something.
  2. 5. A celestial object, thought to be a rapidly rotating neutron star, that emits regular pulses of radio waves and other electromagnetic radiation at rates of up to one thousand pulses per second.
  3. 7. Groups of stars forming recognizable patterns traditionally named after its apparent form or identified with a mythological figure.
  4. 12. Impossible to subdue or defeat.
  5. 13. A person or thing that is mysterious, puzzling, or difficult to understand.
  6. 14. A massive and extremely remote celestial object, emitting exceptionally large amounts of energy, which typically has a starlike image in a telescope.
  7. 15. A countless or extremely great number.
Down
  1. 1. Arranged carefully so as to achieve a particular effect.
  2. 2. A visually striking performance or display.
  3. 3. Distributed or spread over a wide area.
  4. 6. Existing at or from the beginning of time; primeval.
  5. 8. Individuals who watch the stars as part of an interest or job.
  6. 9. Impressive stateliness, dignity, or beauty.
  7. 10. Extremely small; tiny.
  8. 11. A cloud of gas and dust in outer space, visible in the night sky either as an indistinct bright patch or as a dark silhouette against other luminous matter.