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Astroguide Alphabetical Listings

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Calgary Centre, Royal Astronomical Society of Canada

Amateurs and professionals dedicated to the furtherance of astronomy and related sciences.

http://calgary.rasc.ca/

Visited 11477 times - Selected one week ago

California Association for Research in Astronomy - CARA

Responsible for operation of the Keck Telescope.

http://www.search.caltech.edu/departmental_directory/California_Associatio.html

Visited 8401 times - Selected one day ago

California Tubular Design

Maker of colorful telescope tubes. They seem to hide behind an astronomy-mall web page.

http://astronomy-mall.com/regular/products/ctd/

Visited 6532 times - Selected one week ago

Camarillo Observatory

This site is dedicated to those individuals interested in performing asteroid and comet astrometry, using simple off-the-shelf equipment! If you are tired of taking pretty pictures with your CCD camera and want to perform some real science read on...

http://www.camarilloobservatory.com/

Visited 6239 times - Selected one day ago

Cape Breton Astronomical Society

Club serving Nova Scotia.

http://www.amsky.com/whitepages/site.php?id=340

Visited 9669 times - Selected 14 hours ago

Carl Zeiss, Inc., North America

Zeiss manufactures a wide array of precise optical, electronic, and mechanical devices and components. Sometimes known as "The Great Name in Optics."

http://www.zeiss.com/

Visited 6217 times - Selected 2 days ago

Carter Observatory, The National Observatory of New Zealand

The Carter Observatory is located in the Botanic Gardens of Wellington, the capital city of New Zealand. It was opened in December 1941, and owes its origin to funds left by the business-man, farmer, and politician Charles Rooking Carter.

http://www.carterobservatory.org/

Visited 6769 times - Selected 3 days ago

Carton Optical Canada, Inc.

Supplier of several types of optics including binoculars made by Alderblick.

http://www.carton.ca/

Visited 7070 times - Selected 3 days ago

Catseye Collimation

Specializes in an easy-to-use "NIGHTTIME" Newtonian Collimation system featuring the CATSEYE(tm) Cheshire eyepiece. They also offer the solid oak CATSPERCH(tm) adjustable Observing Chair.

http://www.catseyecollimation.com/

Visited 6697 times - Selected 14 hours ago

Catskills Astronomy Club

Amateur astronomy club 2,157' high in Mag 6 skies of Sullivan County, NY

http://www.catskillsastro.org/

Visited 9832 times - Selected one week ago

CBA Brno

CBA Brno is a group of variable star observers using CCD cameras for their work.

http://www.ian.cz/cba/

Visited 8529 times - Selected one day ago

CCD Land

Nik Szymanek's Astronomy Web Site. Here you will find details of activities in astronomy and CCD imaging.

http://www.ccdland.com/

Visited 8602 times - Selected one day ago

Celestial Products, Inc.

Celestial Products publishes astronomical graphics, calendars, and other goodies.

http://www.celestialproducts.com/

Visited 8260 times - Selected one day ago

Celestron

Manufacturer of Schmidt-Cassegrain Telescopes.

http://www.celestron.com/

Visited 6949 times - Selected 5 days ago

Central Montana Astronomy Society

CMAS holds public star parties at the Lewis and Clark Interpretive Center, Great Falls, Montana, on the first Friday of the month.

http://www.cmasweb.com/

Visited 9458 times - Selected 2 weeks ago

Central New York Astronomy Club

Serving central New York State, CNYAC is a diverse group that includes people of all levels of interest and experience from amateur to a few professionals.

http://www.cnyastronomy.org/

Visited 5646 times - Selected one week ago

Central Pennsylvania Observers

CPO was formed in 1997 to promote interest in amateur astronomy and observing the wonders of the night sky.

http://www.cpoclub.org/

Visited 9243 times - Selected 5 days ago

Central Texas Astronomical Society, Inc.

The Central Texas Astronomical Society, Inc. is a Non-Profit scientific orgainization with over 115 members. We are in the process of constructing an observatory.

http://www.centexastronomy.org/

Visited 10019 times - Selected 4 days ago

Ceravolo Optical Systems

High Definition Maksutov-Newtonian Telescopes.

http://www.ceravolo.com/

Visited 8752 times - Selected one day ago

Charlottesville Astronomical Society

"Promoting the Enjoyment of Observing and Learning for All" CAS meets on the first Wednesday evening of each month in the University of Virginia's historic McCormick Observatory, which was built in 1883 and houses a 26 inch Clark refractor, the twin of the telescope at the U.S. Naval Observatory.

http://www.cvilleastro.org/

Visited 7012 times - Selected one day ago

Chippewa Valley Astronomical Society

The Chippewa Valley Astronomical Society (C.V.A.S.) is an amateur astronomy club in Wisconsin's Chippewa Valley.

http://www.cvastro.org/

Visited 7629 times - Selected one day ago

Clear Sky Institute, Inc.

Clear Sky Institute was founded in 1993 to create research-grade telescope control and astronomical analysis software for UNIX systems, particularly versions running on PC hardware. Today our flagship commercial product is XEphem, the accurate and reliable interactive planetarium tool for all UNIX systems including Linux, FreeBSD and Solaris.

http://www.ClearSkyInstitute.com/

Visited 11234 times - Selected one hour ago

Club d'astronomie de la Peninsule acadienne

Club serving New Brunswick.

http://www.cus.ca/index.cfm?id=154

Visited 8537 times - Selected 14 hours ago

Coeli Software Products

Producers of acclaimed Stella 2000, Adastra, Coeli, and AstroTray Virtual Observatories, along with the educational titles Sky Quiz, Visual Planets, and the New Windows Dictionary of Astronomy.

http://www.stella2000.com/

Visited 7283 times - Selected one week ago

College of St. Catherine Observatory

The observatory is open to the public. Information is available on web site or by telephone.

http://www.stkate.edu/physics/observatory.html

Visited 5717 times - Selected one day ago

Collins Electro Optics Llc

Image intensifiers for astronomy use.

http://www.ceoptics.com/

Visited 6253 times - Selected one week ago

Company Seven, Astro-Optics Division

Company Seven is a resource for the international professional and amateur astronomical community.

http://www.company7.com/

Visited 7457 times - Selected 3 hours ago

Compare Infobase Pvt. Ltd.

Directory of astronomy web sites.

http://123world.com/astronomy/index.html

Visited 5682 times - Selected 2 days ago

Computer Optical Products, Inc.

Founded in 1983, COPI is an innovator in the design of optical encoders.

http://www.opticalencoder.com/

Visited 6685 times - Selected one week ago

Comsoft

Comsoft was founded in 1990 as a software consulting company providing telescope control and satellite tracking services to the amateur and professional astronomical community. Products include PC-TCS(tm) and SATPRO(tm).

http://www.comsoft-telescope.com/

Visited 7152 times - Selected one day ago

Cookbook Ccd Camera Home Page, The

Here is a guide to Cookbook CCD Camera Information.

http://www.wvi.com/~rberry/cookbook/cookbook.htm

Visited 8032 times - Selected one day ago

Cool Observatory

A Amatuer Astronomers website featuring CCD images,how to, and a many links to cool sites.

http://www.stargazing.net/coolastronut/

Visited 7948 times - Selected 2 days ago

Coronado Technology Group

Coronado Instruments manufactures optical instruments for Solar observing. In addition to dedicated Solar telescopes they manufacture Solar instrumentation and offer consultation on Solar instrument projects.

http://www.coronadofilters.com/

Visited 6187 times - Selected 23 hours ago

Cosmos Pat-El Trading

The largest Astronomical center in Israel. "CosmoS" provides astronomical products and professional guidance to educational institutions and amateurs.

http://www.cosmos.co.il/

Visited 6421 times - Selected 5 days ago

Coulter Optical

Telescope and optics manufacturer. Purchased by Murnaghan Instruments. Maker of Odyssey line of telescopes.

http://www.e-scopes.cc/Murnaghan_Instruments_Corp56469.html

Visited 16376 times - Selected 3 days ago

Cutler of New England, Inc.

Makers of hand crafted telescopes.

http://www.cutlerofnewengland.com/

Visited 5875 times - Selected 4 days ago

Cyanogen Productions, Inc.

This company markets the "MaxIm DL" image processing software, and MaxIm DL/CCD imaging software which controls CCD cameras, autoguiders, filter wheels, telescopes, and focusers.

http://www.cyanogen.com/

Visited 10269 times - Selected 5 hours ago

Cygnus-Quasar Books, Books by John Kraus

Book topics include Radio Astronomy and antennas.

http://www.cqbooks.com/

Visited 5952 times - Selected one week ago

Cyprus Astronomical Society

Cyprus Astronomical Society was established in 1990 by a group of professional and amateur astronomers living in Cyprus.

http://www.cyprusastronomy.com/

Visited 8229 times - Selected 2 weeks ago

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