A Total Eclipse of Expressions: Space Phenomena

Space phenomena encompass a vast array of celestial events and structures, from the explosive brilliance of supernovae to the mysterious allure of black holes, illuminating the awe-inspiring complexity and beauty of the cosmos. So, be a star and explore this phenomenal list of words.
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Full list of words from this list:

words only definitions & notes
  1. asteroid
    a small celestial body composed of rock and metal
  2. black hole
    a region of space resulting from the collapse of a star
  3. comet
    a small frozen mass that travels around the sun
  4. cosmic microwave background radiation
    (cosmology) the cooled remnant of the hot big bang that fills the entire universe and can be observed today with an average temperature of about 2.725 kelvin
  5. cosmic ray
    highly penetrating ionizing radiation of extraterrestrial origin; consisting chiefly of protons and alpha particles; collision with atmospheric particles results in rays and particles of many kinds
  6. dark matter
    a hypothetical invisible form of matter making up most of the universe
  7. galaxy
    a collection of star systems
  8. meteor
    a mass that enters earth's atmosphere, becoming incandescent
  9. meteor shower
    a transient shower of meteors when a meteor swarm enters the earth's atmosphere
  10. moon
    any natural satellite of a planet
  11. nebula
    an immense cloud of gas and dust in interstellar space
  12. neutron star
    a star that has collapsed under its own gravity
  13. planet
    a celestial body that revolves around the sun
  14. pulsar
    a degenerate neutron star that emits polarized radiation
  15. quasar
    a starlike object that may send out radio waves
  16. red giant
    a large, old, luminous star
  17. solar flare
    a sudden eruption of intense high-energy radiation from the sun's surface; associated with sunspots and radio interference
  18. solar wind
    a stream of protons moving radially from the sun
  19. star
    a celestial body of hot gases that radiates energy
  20. supernova
    a star that explodes and becomes luminous in the process
  21. syzygy
    the straight line configuration of three celestial bodies
  22. white dwarf
    a faint star of enormous density
Created on Wed Apr 03 15:11:47 EDT 2024 (updated Thu Apr 04 10:17:05 EDT 2024)

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