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Astroguide Alphabetical Listings

For listings by category go here

P.A. Clausing, Inc.

Beral Coatings for front surface precision mirrors.

http://www.clausing.com/

Visited 8611 times - Selected 8 hours ago

Paint Shop Pro, Corel Minneapolis

Graphics editing software. This package is a good all around editor for most graphics formats and is the one I use most often for any kind of graphic work.

http://www.jasc.com/

Visited 7334 times - Selected 19 hours ago

Palestinian Astronomical Society (pas)

Palestinian Astronomical society.

http://www.pas.ps

Visited 6117 times - Selected 19 hours ago

Parallax Instruments

Telescope manufacturer.

http://www.parallaxinstruments.com/

Visited 6293 times - Selected 15 hours ago

Parks Optical

Telescope and binocular manufacturer featuring a complete line of Newtonian reflectors, Newtonian/Cassegrain dual systems, SCs, Refractors and others. Call for nearest dealer.

http://www.parksoptical.com/

Visited 8266 times - Selected 19 hours ago

Particle Physics and Astronomy Research Council

Particle physics and astronomy are coming together to explain how the Universe was created and how it evolved into what we see today. PPARC supports UK research into the fundamental nature of the Universe,and helps.

http://www.pparc.ac.uk/

Visited 6302 times - Selected one hour ago

Pegasus Optics

Precision Annealed Pyrex Mirrors from 16" to 48".

http://www.pegasusoptics.com/

Visited 8725 times - Selected 16 minutes ago

Pentax Corporation

Binocular and camera manufacturer.

http://www.pentax.com/

Visited 5722 times - Selected 2 hours ago

Peoria Astronomical Society

Serving Peoria, Illinois.

http://www.astronomical.org/

Visited 10103 times - Selected 19 hours ago

Perceptor

Brands include Astro-Physics, Bausch & Lomb, Bushnell, Celestron, Fujinon, Meade, Omcon, Orion, Questar, Swift, Takahashi, Tele Vue, Zeiss and others.

http://www.perceptor.ca/

Visited 7527 times - Selected 19 hours ago

Peterborough Astronomical Association

Group of amateurs interested mostly in Deep sky observing. Website is new and still under construction.

http://www.geocities.com/paa_ca/

Visited 9226 times - Selected 19 hours ago

Phase Space Technology

Phase Space Technology are the makers of Astra Image, a leading image processing and restoration program for PCs.

http://www.astraimage.com/

Visited 6346 times - Selected 19 hours ago

Phil Harrington's Star Ware - and More!

This page is dedicated to helping stargazers and amateur astronomers who might be looking to get a little more out of this fascinating hobby.

http://www.philharrington.net/

Visited 6119 times - Selected 19 hours ago

Photographic Solutions, Inc.

A Source for high purity lens cleaner.

http://www.photosol.com/

Visited 5638 times - Selected 19 hours ago

Photon Instrument, Ltd.

Sales, repair, restoration, design, construction of telescopes and accessories.

http://www.photoninstrument.com/

Visited 6231 times - Selected 19 hours ago

Photon Technology International

PTI designs, manufactures and markets proprietary instrumentation for light-based applications.

http://www.pti-nj.com/

Visited 8308 times - Selected 17 hours ago

Pisgah Astronomical Research Institute - PARI

The Pisgah Astronomical Research Institute is a not-for-profit public foundation dedicated to providing research and educational access to radio and optical astronomy for a broad cross-section of users.

http://www.pari.edu/

Visited 7616 times - Selected 19 hours ago

Pittsfield Astronomy Club

Started in 1995, the club now has about 25 members.

http://pulsar.netfirms.com/

Visited 8636 times - Selected 17 hours ago

Planet Science

Brought to you by New Scientist, the world's leading weekly science and technology magazine, which also offers news, jobs, and the answers to everyday science questions like "why is the sky blue?"

http://www.keysites.com/

Visited 5661 times - Selected 19 hours ago

Polar Alignment Page

How to Align an Equatorial Telescope Mount with pictures.

http://www.astronomy.net/articles/PolarAlignYourTelescope/

Visited 5799 times - Selected 19 hours ago

Polaris Observatory Association

Home of the Computerized Thirty-Inch Dobsonian.

http://www.frazmtn.com/~polaris/

Visited 9820 times - Selected 17 hours ago

Polish Amateur Astronomers Society - Krosno Branch

Page of Krono Branch of the Polish Amateur Astronomers Society. Info about our activity, results of latest observation and links to other Polish sities are included

http://ptma-krosno.teleskopy.pl/

Visited 10390 times - Selected 19 hours ago

Practical Guide to Astronomy, A

This site has been carefully planned so that both the beginner and experienced backyard astronomer could use it as a reference to further the study of the dark heavens.

http://www.hotliquidmagma.com/space/

Visited 5733 times - Selected 19 hours ago

Prairie Astronomy Club

Founded in 1961, this organization sponsors the now famous Nebraska Star Party each summer held in Cherry County Nebraska.

http://www.prairieastronomyclub.org/

Visited 8455 times - Selected 19 hours ago

Procyon Systems

Procyon Systems offers Observer for Macintosh, and the ScopeLink telescope position acquisition system.

http://www.procyon-sys.com/

Visited 6328 times - Selected 8 hours ago

Project Pluto

This page currently provides some basic support and information for users of the Guide 5.0 CD-ROM Star Charting software.

http://www.projectpluto.com/

Visited 6767 times - Selected 19 hours ago

Protostar

ProtoStar produces Newtonian and Cassegrain secondary mounts (spiders), primary cells, lightweight telescope tubes, secondary mirrors, and other telescope making products.

http://www.fpi-protostar.com/

Visited 7077 times - Selected 19 hours ago

Prude Guest Ranch

A place to spend your vacation.

http://www.prude-ranch.com/

Visited 6360 times - Selected 19 hours ago

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