When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Betelgeuse - Wikipedia

    en.wikipedia.org/wiki/Betelgeuse

    Betelgeuse is the brightest near-infrared source in the sky with a J band magnitude of −2.99; [95] only about 13% of the star's radiant energy is emitted as visible light. If human eyes were sensitive to radiation at all wavelengths, Betelgeuse would appear as the brightest star in the night sky.

  3. List of stars for navigation - Wikipedia

    en.wikipedia.org/wiki/List_of_stars_for_navigation

    Equatorial stars. The equatorial region of the celestial sphere's eastern hemisphere includes 17 navigational stars from Alpheratz in the constellation Andromeda to Denebola in Leo. It also includes stars from the constellations Cetus, Aries, Taurus, Orion, Canis Major and Minor, Gemini, and Hydra.

  4. Whiddy Island disaster - Wikipedia

    en.wikipedia.org/wiki/Whiddy_Island_disaster

    The Whiddy Island disaster, also known as the Betelgeuse incident or Betelgeuse disaster, occurred on 8 January 1979, around 1:00 am, when the oil tanker Betelgeuse exploded in Bantry Bay, at the offshore jetty for the oil terminal at Whiddy Island, Ireland. The explosion was attributed to the failure of the ship's structure during an operation ...

  5. The red giant star Betelgeuse is closer than we thought ... - AOL

    www.aol.com/red-giant-star-betelgeuse-closer...

    Betelgeuse is one of the best-known stars in the night sky, as well as the easiest to find. New examinations of this behemoth star suggest it is both smaller — and closer — than astronomers ...

  6. Red supergiant - Wikipedia

    en.wikipedia.org/wiki/Red_supergiant

    Red supergiants (RSGs) are stars with a supergiant luminosity class (Yerkes class I) and a stellar classification K or M. [1] They are the largest stars in the universe in terms of volume, although they are not the most massive or luminous. Betelgeuse and Antares A are the brightest and best known red supergiants (RSGs), indeed the only first ...

  7. An asteroid will temporarily eclipse one of the brightest ...

    www.aol.com/asteroid-block-one-brightest-stars...

    An asteroid in our solar system will temporarily block the light of Betelgeuse, one of the brightest stars in the night sky, Monday evening and early Tuesday morning. The rare cosmic event will be ...

  8. Galactic coordinate system - Wikipedia

    en.wikipedia.org/wiki/Galactic_coordinate_system

    The galactic longitude (l) runs from the Sun upwards in the image through the center of the galaxy. The galactic latitude (b) is perpendicular to the image (i.e. coming out of the image) and also centered on the Sun. The galactic coordinate system is a celestial coordinate system in spherical coordinates, with the Sun as its center, the primary ...

  9. List of map projections - Wikipedia

    en.wikipedia.org/wiki/List_of_map_projections

    2002. Hobo–Dyer. Cylindrical. Equal-area. Mick Dyer. Cylindrical equal-area projection with standard parallels at 37.5°N/S and an aspect ratio of 1.977. Similar are Trystan Edwards with standard parallels at 37.4° and Smyth equal surface (=Craster rectangular) with standard parallels around 37.07°. 1855.