enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Galactic astronomy - Wikipedia

    en.wikipedia.org/wiki/Galactic_astronomy

    Galactic astronomy is the study of the Milky Way galaxy and all its contents. This is in contrast to extragalactic astronomy , which is the study of everything outside our galaxy, including all other galaxies.

  3. Galaxy - Wikipedia

    en.wikipedia.org/wiki/Galaxy

    A galaxy is a system of stars, stellar remnants, interstellar gas, dust, and dark matter bound together by gravity. [1] [2] The word is derived from the Greek galaxias (γαλαξίας), literally 'milky', a reference to the Milky Way galaxy that contains the Solar System.

  4. Galactic quadrant - Wikipedia

    en.wikipedia.org/wiki/Galactic_quadrant

    "Galactic quadrants" within Star Wars canon astrography map depicts a top-down view of the galactic disk, with "Quadrant A" (i.e. "north") as the side of the galactic center that Coruscant is located on. As the capital planet of the Republic and later the Empire, Coruscant is used as the reference point for galactic astronomy, set at XYZ ...

  5. Cosmic distance ladder - Wikipedia

    en.wikipedia.org/wiki/Cosmic_distance_ladder

    In galactic astronomy, X-ray bursts (thermonuclear flashes on the surface of a neutron star) are used as standard candles. Observations of X-ray burst sometimes show ...

  6. Galactic Center - Wikipedia

    en.wikipedia.org/wiki/Galactic_Center

    The Galactic Center, as seen by one of the 2MASS infrared telescopes, is located in the bright upper left portion of the image. Marked location of the Galactic Center A starchart of the night sky towards the Galactic Center. The Galactic Center is the barycenter of the Milky Way and a corresponding point on the rotational axis of the galaxy.

  7. Category:Galactic astronomy - Wikipedia

    en.wikipedia.org/wiki/Category:Galactic_astronomy

    Pages in category "Galactic astronomy" The following 28 pages are in this category, out of 28 total. This list may not reflect recent changes. ...

  8. Astronomy - Wikipedia

    en.wikipedia.org/wiki/Astronomy

    The Paranal Observatory of European Southern Observatory shooting a laser guide star to the Galactic Center. Astronomy is a natural science that studies celestial ...

  9. New General Catalogue - Wikipedia

    en.wikipedia.org/wiki/New_General_Catalogue

    The New General Catalogue of Nebulae and Clusters of Stars (abbreviated NGC) is an astronomical catalogue of deep-sky objects compiled by John Louis Emil Dreyer in 1888. The NGC contains 7,840 objects, including galaxies, star clusters and emission nebulae.