• Thumbnail for Hubble's law
    visible spectrum. The discovery of Hubble's law is attributed to Edwin Hubble's work published in 1929. Hubble's law is considered the first observational...
    125 KB (12,586 words) - 20:37, 1 May 2024
  • Thumbnail for Edwin Hubble
    distances. Hubble provided evidence that the recessional velocity of a galaxy increases with its distance from Earth, a property now known as Hubble's law, although...
    49 KB (5,081 words) - 08:22, 12 May 2024
  • Thumbnail for Big Bang
    and H 0 {\displaystyle H_{0}} is Hubble's constant, measured to be 70.4+1.3 −1.4 km/s/Mpc by the WMAP. Hubble's law implies that the universe is uniformly...
    148 KB (15,928 words) - 00:55, 17 May 2024
  • Thumbnail for Big Crunch
    the universe was expanding and was not a static object. After publishing Hubble's discovery, Einstein completely abandoned the cosmological constant. In...
    23 KB (2,870 words) - 23:52, 27 April 2024
  • original discoverer. Examples include Hubble's law, which was derived by Georges Lemaître two years before Edwin Hubble; the Pythagorean theorem, which was...
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  • slope of about 500 km/s/Mpc. This correlation would come to be known as Hubble's law and would serve as the observational foundation for the expanding universe...
    21 KB (3,474 words) - 16:55, 24 March 2024
  • Thumbnail for Georges Lemaître
    Edwin Hubble. He first derived "Hubble's law", now called the Hubble–Lemaître law by the IAU, and published the first estimation of the Hubble constant...
    45 KB (4,777 words) - 01:07, 3 May 2024
  • Thumbnail for Redshift
    them with the formulation of his eponymous Hubble's law. Milton Humason worked on these observations with Hubble. These observations corroborated Alexander...
    86 KB (9,234 words) - 16:11, 14 May 2024
  • Thumbnail for Hubble volume
    and always have been, receding from us at superluminal speeds. Hubble's law Hubble horizon Particle horizon Edward Robert Harrison (2003). Masks of...
    8 KB (986 words) - 19:21, 8 November 2023
  • Thumbnail for History of the Big Bang theory
    itself was originally formalised by Father Georges Lemaître in 1927. Hubble's Law of the expansion of the universe provided foundational support for the...
    20 KB (2,604 words) - 15:03, 28 April 2024
  • Thumbnail for Observable universe
    might expect that additional regions will become observable. Owing to Hubble's law, regions sufficiently distant from Earth are expanding away from it faster...
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  • emitted by the object, known as the object's cosmological redshift. Hubble's law is the relationship between a galaxy's distance and its recessional velocity...
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  • literally. Benford's law Hilt's law Stigler's law of eponymy Goodhart's law Hubble's law Titius–Bode law Dermott's law Amdahl's law (maximum possible speed-up...
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  • Thumbnail for Physical cosmology
    proportional to their distance. This fact is now known as Hubble's law, though the numerical factor Hubble found relating recessional velocity and distance was...
    75 KB (7,591 words) - 16:43, 12 April 2024
  • never reach us in a finite amount of time. The Hubble velocity of an object is given by Hubble's law, v = x H . {\displaystyle v=xH.} Replacing v {\displaystyle...
    10 KB (1,526 words) - 23:37, 21 April 2024
  • The actual measured velocity is the sum of the velocity predicted by Hubble's Law plus a possible small velocity flowing in a common direction. Very large...
    15 KB (1,539 words) - 22:00, 9 March 2024
  • galaxies. The ratio between these quantities gives the Hubble rate, in accordance with Hubble's law. Typically, the distance is measured using a standard...
    53 KB (6,939 words) - 12:08, 7 May 2024
  • Thumbnail for Void (astronomy)
    redshifts of the galaxies due to the expansion of the universe according to Hubble's law. A summarized timeline of important events in the field of cosmic voids...
    37 KB (4,529 words) - 18:45, 3 April 2024
  • galaxy types Hubble's law, a statement in physical cosmology Hubble (crater), a lunar crater 2069 Hubble, a main-belt asteroid Edwin Hubble, an astronomer...
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  • is receding from us. The relationship is roughly linear, according to Hubble's law. It is relatively easy to measure redshift, but finding the distance...
    86 KB (9,668 words) - 18:02, 14 May 2024
  • Thumbnail for Accelerating expansion of the universe
    universe, this gives a nearly linear distance–redshift relation due to Hubble's law. At larger distances, since the expansion rate of the universe has changed...
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  • observed redshifts of the galaxies in the cluster. The deviation from the Hubble's law relationship between distance and redshift is altered, and this leads...
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  • Thumbnail for Henrietta Swan Leavitt
    universe. Hubble later used Leavitt's Law, together with galactic redshifts, to establish that the universe is expanding (see Hubble's law). Henrietta...
    30 KB (3,013 words) - 04:39, 17 May 2024
  • of the universe, in contrast to other methods that typically involve Hubble's law and the age of the oldest stars in globular clusters. It is possible...
    33 KB (3,946 words) - 00:59, 15 April 2024
  • {1-\Omega _{\mathrm {m} }}}}}} where w is defined above, H0 is Hubble's constant and Ωm is the present value of the density of all the matter in...
    10 KB (1,260 words) - 04:09, 19 December 2023
  • Thumbnail for Astronomical spectroscopy
    The Doppler effect and Hubble's law can be combined to form the equation z = v Hubble c {\displaystyle z={\frac {v_{\text{Hubble}}}{c}}} , where c is the...
    47 KB (5,314 words) - 05:57, 14 May 2024
  • pulse to propagate faster, while overall power does not. According to Hubble's law, the expansion of the universe causes distant galaxies to recede from...
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  • to universes described by the FLRW metric, a de Sitter universe has a Hubble Law that is not only consistent through all space, but also through all time...
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  • Thumbnail for Friedmann equations
    Evaluating the Hubble parameter at the present time yields Hubble's constant which is the proportionality constant of Hubble's law. Applied to a fluid...
    23 KB (3,680 words) - 13:35, 29 April 2024
  • Georges Lemaître, and Albert Einstein himself. After confirmation of the Hubble's law by observation, the two most popular cosmological theories became the...
    34 KB (4,543 words) - 01:49, 4 May 2024