Hubble constant definición, Hubble constant significado | diccionario de inglés definición

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Hubble constant

  

      n   the rate at which the universe expands, a value derived from the ratio of recession velocity to distance for galaxies beyond the Local Group. It is currently estimated to lie in the range 50--100 km s--1 megaparsec--1  
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Hubble  
      n   Edwin Powell. 1889--1953, U.S. astronomer, noted for his investigations of nebulae and the recession of the galaxies  


hubble-bubble  
      n  
1       another name for       hookah  
2    hubbub; turmoil  
3    a bubbling or gargling sound  
     (C17: rhyming jingle based on bubble)  
Hubble classification  
      n   a method of classifying galaxies depending on whether they are elliptical, spiral, barred spiral, or irregular  
     (C20: named after E. P. Hubble)  
Hubble constant  
      n   the rate at which the universe expands, a value derived from the ratio of recession velocity to distance for galaxies beyond the Local Group. It is currently estimated to lie in the range 50--100 km s--1 megaparsec--1  
Hubble's law  
      n     (Astronomy)   a law stating that the velocity of recession of a galaxy is proportional to its distance from the observer  
Hubble telescope  
      n   a telescope launched into orbit around the earth in 1990 to provide information about the universe in the visible, infrared, and ultraviolet ranges  
     (C20: named after E.P. Hubble)  

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