Astronomy - Wikipedia, the free encyclopedia
Celestia Motherlode Educational site for Astronomical journeys through space ... List of ancient astronomy topics List of astronomical observatories ...
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Astronomical unit - Wikipedia, the free encyclopedia
... unit, however, the use of AU to refer to the astronomical unit is widespread. ... Solar Mass Loss, the Astronomical Unit, and the Scale of the Solar System (a ...
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Astronomical Applications Department
The Astronomical Applications Departmentof the U.S. Naval Observatory computes, from fundamental astronomicalreference data, the position, brightness, and other ...
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Peoria Astronomical Society - News
Meets the first Wednesday of each month to swap stories, meet members, and learn a little more about astronomy.
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astronomical - Definitions from Dictionary.com
Definitions of astronomical at Dictionary.com. ... astronomical. adjective. 1. ... Perform a new search, or try your search for "astronomical" at: ...
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Online Conversion - Astronomical Conversion
Convert between several astronomical units. ... Astronomical Conversion. You do not have JavaScript enabled. The conversions on this site require the use of ...
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Definition of astronomical - Merriam-Webster Online Dictionary
Definition of astronomical from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games.
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Data Services
Information on sunrise, sunset, moonrise, moon illumination, positions of the sun and moon, celestial navigation, and more.
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astronomical unit -- Britannica Online Encyclopedia
Britannica online encyclopedia article on astronomical unit: a unit of length ... the Sun. An astronomical constant defined in ... astronomical observatory ...
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Astronomical League
Confederation of U.S. astronomical societies inviting you to browse their information on astronomy and astronomical societies.
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