Edwin Hubble

  1. United States astronomer who discovered that (as the universe expands) the speed with which nebulae recede increases with their distance from the observer (1889-1953)
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How To Use Edwin Hubble In A Sentence

  • In 1929 Edwin Hubble's systematic observations of other galaxies confirmed the red shift.
  • It's named after Edwin Hubble, a pioneering American astronomer who furthered our understanding of other galaxies and demonstrated that the universe is continually expanding.
  • They believed the "nebulae" they were viewing were star clusters and gas clouds within the Milky Way. 85 years ago Edwin Hubble postulated, and proved, that these nebulae were distant galaxies and our Milky Way was one of an incalculable number of galaxies comprising the universe. The Expanding Universe
  • Today, Richard Rael and Tony Riggs tell the story of American astronomer Edwin Hubble.
  • Theorists, including Albert Einstein, had been analyzing the dynamics of an expanding universe even before Edwin Hubble observed it in 1929.
  • Edwin Hubble quickly began a detailed study of the spiral nebulae.
  • By measuring the optical spectra of distant galaxies, Edwin Hubble noted that the velocity at which a galaxy moves away from the Earth increases proportionally to its distance from the Earth.
  • Edwin Hubble observed and measured the departure of galaxies using a technique known as the redshift in physics. Santhosh Mathew, PhD: The Mirror on the Universe Is 21 Years Old Now
  • American astronomer Edwin Hubble first developed a classification system in the 1930s, known as the Hubble Sequence, which divides galaxies into two main types: spirals, and ellipticals.
  • In the 1920s Edwin Hubble observed that distant galaxies look redder than nearby ones.
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