Sponsored Links:
Orbitron - Satellite Tracking System (Popularity:  )
For radio amateur and observing purposes, and used by weather professionals, satellite communication users, astronomers, ...
Category: Science\Astronomy\Amateur\Satellites
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Astro Portal - CalSKY (Popularity: )
The worldwide interactive online astronomical/space calendar and calculator - for friends of astronomy, as well ...
Category: Science\Astronomy\Calendars and Timekeeping
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MODAS - Modern Optical Design and Analysis Software (Popularity: )
Paraxial and Seidel calculations, spot diagrams, ray fans, 3D wave aberrations and energy distribution, optical ...
Category: Science\Physics\Optics\Software
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Astro-Physics Inc. (Popularity: )
Telescopes, mounts and accessories for observers and astrophotographers.
Category: Science\Astronomy\Business\Telescopes, Binoculars and Accessories
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Eastbourne Astronomical Society (Popularity: )
Details of upcoming and past meetings and events, a newsletter, contact details and links.
Category: Science\Astronomy\Amateur\Organizations
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Stargazing Network (Popularity: )
What's new, mini-FAQ, and table of contents.
Category: Science\Astronomy\Amateur
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Rensay, Inc. (Popularity: )
Authorized Meade and Selsi dealer specializing in telescopes, binoculars, magnifiers, loupes, filters, and accessories. Located ...
Category: Science\Astronomy\Business\Telescopes, Binoculars and Accessories
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See View Observatory (Popularity: )
The organization, images, general interest and knowledge, news, and links.
Category: Science\Astronomy\Amateur
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The Astro Pages (Popularity: )
Astrophotos, articles, discussion boards, telescope making, observer's logs, and calendar.
Category: Science\Astronomy\Amateur
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Amidon Associates Product Catalog (Popularity: )
Electrical and Physical Specifications of Amidon Powdered Iron and Ferrite components. A nice section on ...
Category: Science\Technology\Electronics\Reference
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The Astronomical Society of South Australia (Popularity: )
founded in 1892, is the oldest society of its kind in Australia. Its objectives are ...
Category: Science\Astronomy\Associations
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Clement Focuser (Popularity: )
Uniquely designed, patented focuser for use on a variety of telescopes. Offers optional electric focus ...
Category: Science\Astronomy\Business\Telescopes, Binoculars and Accessories
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Observing (Popularity: )
The sky at a glance, highlights, sky chart, and gallery from Sky and Telescope Magazine.
Category: Science\Astronomy\Amateur\Sky Calendars
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Implementation of the ISO 8601 Standard (Popularity: )
A list of countries around the world that have adopted the ISO 8601 standard, also ...
Category: Science\Reference\Standards\Individual Standards
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Utah Skies (Popularity: )
A very comprehensive collection of information useful and interesting to amateur astronomers, especially those located ...
Category: Science\Astronomy\Associations
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Jim's Mobile, Inc. (Popularity: )
NGT line of portable, equatorially mounted astronomical telescopes. Also makes various accessories including Motofocus focus ...
Category: Science\Astronomy\Business\Telescopes, Binoculars and Accessories
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The ATM's Workshop (Popularity: )
Areas covered include optics, woodworking, metalworking, electronics, programming, and telescope equipment, and tips and techniques.
Category: Science\Astronomy\Amateur\Amateur Telescope Making
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Astronomy - An Introduction to Sky Watching (Popularity: )
Booklet by Astronomical Society of South Australia that discusses activities, types of objects to observe, ...
Category: Science\Astronomy\Amateur\Beginners
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Transit of Mercury Live images (Popularity: )
Webcam announcement from Worth Hill Observatory in the UK.
Category: Science\Astronomy\Eclipses, Occultations and Transits\Transits
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CyberSky (Popularity: )
displays the stars, constellations, deep sky objects, Sun, Moon, and planets as visible from any ...
Category: Science\Astronomy\Software\Desktop Planetarium and Charting
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