Pulsars Crossword

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Across
  1. 1. celestial bodies where magnetic fields dominate
  2. 6. Cosmic heartbeats
  3. 8. Energy waves emitted by pulsars
  4. 10. Pairs of stars orbiting each other, in celestial relationships
  5. 13. the center of a pulsar's spin
  6. 14. Duration of rotational cycles
Down
  1. 2. often detected in the form of gamma rays or X-rays
  2. 3. Devices used to study cosmic signals
  3. 4. emitted by rapidly rotating neutron stars
  4. 5. Signals from space detected by telescopes
  5. 7. Remnants of massive stars, including pulsars
  6. 9. Cosmic events or occurrences studied in astronomy
  7. 11. composed mainly of neutrons
  8. 12. recurrent sudden emissions of energy