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  2. Color index - Wikipedia

    en.wikipedia.org/wiki/Color_index

    In astronomy, the color index is a simple numerical expression that determines the color of an object, which in the case of a star gives its temperature. The lower the color index, the more blue (or hotter) the object is. Conversely, the larger the color index, the more red (or cooler) the object is. This is a consequence of the logarithmic ...

  3. Dark Age of Camelot - Wikipedia

    en.wikipedia.org/wiki/Dark_Age_of_Camelot

    Dark Age of Camelot is a massively multiplayer online role-playing game released in October 2001 in North America, and in January 2002 in Europe. The game combines Arthurian lore, Norse mythology, and Celtic mythology with high fantasy. It is set in the period after King Arthur 's death, when his kingdom has split into three realms, which are ...

  4. File:US-GeneralAccountingOffice-Seal.svg - Wikipedia

    en.wikipedia.org/wiki/File:US-GeneralAccounting...

    Below the band of stars is the U.S. capitol dome, indicating GAO's role in the legislative branch. Above the band of stars are (1) scales symbolizing the principles — balance and fairness —on which the agency is based and (2) an account book, quill, and key, which refer to the agency's role in evaluating how taxpayer dollars are being spent.

  5. Main sequence - Wikipedia

    en.wikipedia.org/wiki/Main_sequence

    The main sequence is visible as a prominent diagonal band from upper left to lower right. This plot shows 22,000 stars from the Hipparcos Catalog together with 1,000 low-luminosity stars (red and white dwarfs) from the Gliese Catalogue of Nearby Stars. In astronomy, the main sequence is a classification of stars which appear on plots of stellar ...

  6. File:Seal of the United States Government Accountability ...

    en.wikipedia.org/wiki/File:Seal_of_the_United...

    Seal of the United States Government Accountability Office. It is described here as: At the center of the seal is a shield divided by a band with 13 stars representing the 13 original states. Below the band of stars is the U.S. capitol dome, indicating GAO's role in the legislative branch. Above the band of stars are (1) scales symbolizing the ...

  7. PDF - Wikipedia

    en.wikipedia.org/wiki/PDF

    Yes. Website. iso .org /standard /75839 .html. Portable Document Format ( PDF ), standardized as ISO 32000, is a file format developed by Adobe in 1992 to present documents, including text formatting and images, in a manner independent of application software, hardware, and operating systems.

  8. Stellar evolution - Wikipedia

    en.wikipedia.org/wiki/Stellar_evolution

    Models. A stellar evolutionary model is a mathematical model that can be used to compute the evolutionary phases of a star from its formation until it becomes a remnant. The mass and chemical composition of the star are used as the inputs, and the luminosity and surface temperature are the only constraints.

  9. History of PDF - Wikipedia

    en.wikipedia.org/wiki/History_of_PDF

    History of PDF. The Portable Document Format (PDF) was created by Adobe Systems, introduced at the Windows and OS/2 Conference in January 1993 and remained a proprietary format until it was released as an open standard in 2008. Since then, it has been under the control of an International Organization for Standardization (ISO) committee of ...