Space Exploration

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Across
  1. 4. the science of the origin and development of the universe
  2. 5. the study of UFOs
  3. 6. the branch of science that deals the origin of the universe, especially the solar system
  4. 8. A disk-shaped flying craft supposedly piloted by aliens, a UFO
  5. 15. unit of astronomical distance that light travels in one year, which is 9.4607 x 10^12 km (nearly 6 trillion miles)
  6. 17. The brightest star in the constellation of Lyra, the fifth brightest star in the night sky and the 2nd brightest star in the northern celestial hemisphere
  7. 18. a massive and extremely remote celestial objects, emitting exceptionally large amounts of energy
  8. 19. A US Air Force base in southern Nevada, humored to be where the government hides alien visitors
  9. 20. apparent landing/crash site for a UFO in 1947
  10. 21. the action or an instant of forcibly taking someone away against their will
  11. 22. a sentinent or relatively complex individual, life that doesn’t originate from Earth
  12. 23. A non SI unit of spectral flux density, or spectral irradiance, used in especially radio astronoy
  13. 24. A hypothetical connection between widely separated regions of space-time
  14. 25. for Extraterrestrial Intelligence”
Down
  1. 1. The rapid expansion of matter from a state of extremely high density and temperature that according to current cosmological theories marked the origin of the universe
  2. 2. an area of standing crops that have been flattened in the form of a circle or more complex pattern
  3. 3. Group – The galaxy group that includes 54 galaxies, Its gravitational center is located womewhere between ht Milky way and the Andromeda galaxy
  4. 7. a supposed encounter with a UFO or with aliens
  5. 9. “Unidentified Flying Object”
  6. 10. dark clothed-me who supposedly visit with people who have reported an encounter with a UFO or alien
  7. 11. of or from outside the Earth or its atmosphere
  8. 12. a red dwarf,planet, a small low mass star, about 4.25 ligth years form the Sun in the constellation of Centaurus
  9. 13. A unit of didstance used I astronomy, equal to about 3.2 light yers (3..086 *10^13 kilometers
  10. 14. A group of stars forming a recognizable pattern that is normally named after its appearance that is identified with a mythological figure; a group or cluster of things
  11. 16. a member of any of several classes of astronomical bodies, including quasars