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NexStar, CGE, CGE Pro, CGEM and AS-GT Specific Web Sites

Site

Description

Yahoo NexStar Group
groups.yahoo.com/group/NexStar

Discussion group for all models of NexStar telescopes - most active of the online groups

Yahoo NexStarGPS Group
groups.yahoo.com/group/NexStarGPS

Discussion group for the GPS models of NexStar telescopes - also very active

Yahoo BabyNexStar Group
groups.yahoo.com/group/BabyNexStar

Discussion group for GT models of NexStar telescopes

Yahoo NexStar4 Group
groups.yahoo.com/group/NexStar4

Discussion group for NexStar 4 GT telescopes

Yahoo Celestron-CPC Group
groups.yahoo.com/group/Celestron-CPC

Discussion group for the CPC models of NexStar telescopes

Yahoo NexStar SLT Group - Italy
it.groups.yahoo.com/group/nexstar_slt_italy

Italian discussion group for the SLT models of NexStar telescopes

Yahoo CGE-TelescopesUNCENSORED Group
groups.yahoo.com/group/CGE-TelescopesUNCENSORED
Discussion group for the CGE models of telescopes
Yahoo Celestron_AS Group
groups.yahoo.com/group/Celestron_AS
Discussion group for the AS (Advanced Series) models of telescopes
Yahoo CelestronCGEM Group
groups.yahoo.com/group/CelestronCGEM
Discussion group for the CGEM models of telescopes
Yahoo CGE Pro Group
groups.yahoo.com/group/cgepro
Discussion group for the CGE Pro models of telescopes
Yahoo Baader Planetarium Group
groups.yahoo.com/group/Baader-Planetarium
Discussion group for Baader Planetarium products

NexStar 50 Club
www.NexStarSite.com/nexstar50club.htm

Web site for the NexStar 50 observer clubs - awards are given for observation of a general list of objects and  lunar features

NexStar Image Gallery
www.buyastrostuff.com/dons

A collection of hundreds of images taken with all models of NexStar telescopes

Matthias Bopp's Site
www.dd1us.de

A unique collection of technical information and tips for NexStar telescopes

Donna's NexStar Imaging Site
www.frisk.org/astroimages/
Donna's site is a wealth of practical information regarding imaging and autoguiding the "i" series and AS-GT series mounts.
Lenny Shaffer's Web Site
www.lenny-shaffer.com
Lenny is an experienced amateur astronomer and long time owner of a NexStar 11 GPS.
Mike Dodd's Web Site
astronomy.mdodd.com
Mike's site features an article analyzing autoguiding and providing tips for autoguiding the CGE in particular, but any scope in general.
Glenn's Site
www.windvisions.com/Astronomy/
Glenn has made some very useful and professional modifications to his NexStar GT.
Ted Kurkowski's SCT Site
www.sctscopes.net
A great site for general info on Schmidt Cassegrain telescopes (SCT)

Celestron's Web Site
www.celestron.com

Official web site of Celestron, manufacturer of NexStar telescopes

Celestron's Support Downloads
www.celestron.com/support/manuals-software
Firmware update tools, software and other resources.  They move things around periodically on their website, so you might need to look a bit.

Celestron's Old Download Sites
www.celestron.com/c3/downloads.php
http://downloads.celestron.com/
ftp://downloads.celestron.com/pub/

Three previous versions of download sites at Celestron with some resources that have not been migrated over to the new site listed above.

Celestron's Online Spare Parts Store
celestron.com/c3/category.php?CatID=110  
Via this section of their web site, Celestron sells parts to customers residing in the United States.  Again, they move things around periodically on their website, so you might need to look a bit.
"OrangeTubeDotNet"
www.youtube.com/orangetubedotnet
Videos teaching how to use various Celestron products.

General Astronomy-related Web Sites

Site

Description

American Association of Amateur Astronomers
www.corvus.com

General astronomy information

Astronomical League
www.astroleague.org

An organization for amateur astronomers, general astronomy information, observation programs and awards

Astronomy Magazine
www.astronomy.com

Web site of Astronomy magazine - news and general information for amateur astronomers

CCTV Camera Pros - "Astronomical Cameras: A Guide to Astrophotography"
click here
A comprehensive article on astrophotography with many informative links.
Centre de Données astronomiques de Strasbourg
cdsweb.u-strasbg.fr/CDS.html
Definitive astronomical databases for download and/or search.
The Collimation
perso.club-internet.fr/legault/collim.html
Thierry Legault's web page outlining collimation of SCTs like the NexStar 5 and larger.  

Cloudy Nights Telescope Reviews
www.cloudynights.com

Equipment reviews submitted by amateur astronomers.  The "CN Reports" are generally very in-depth and high quality.

Heavens Above Web Site
www.heavens-above.com/countries.aspx
A good site to look up your longitude and latitude.

NASA Web Site
www.nasa.gov

Official web site of the United States' National Aeronautics and Space Administration

Night Sky Info
www.nightskyinfo.com
Excellent source of practical information and news for the amateur astronomer.
Rod's Astro Land!
skywatch.brainiac.com/astroland/index.htm
Web site of Rod Mollise, author of Choosing and Using a Schmidt-Cassegrain Telescope.
Rod's SCT Collimation Guide
skywatch.brainiac.com/SCThp/
Scroll down to the bottom of the page for the link to one of the best SCT collimation guides online.

ScopeReviews.com
www.scopereviews.com

Equipment reviews by Ed Ting

Sky and Telescope
www.SkyAndTelescope.com

Web site of Sky and Telescope magazine - news and general information for amateur astronomers

SkyMaps
www.skymaps.com

Free monthly sky charts

Students for the Exploration and Development of Space
www.seds.org

Great source of information on solar system, deep sky objects, and general astronomy

Dealer and Manufacturer Web Sites

Company

Products - Notes

Adirondack Video Astronomy
www.astrovid.com

CCD and video cameras, automated focusing software, imaging accessories

ADM Accessories
www.admaccessories.com

Premium replacement bolts for some Celestron mounts.  Mounting accessories and adapters.

Adorama
www.adoramaphoto.com

Telescopes, accessories

Advanced Telescope Systems
www.advancedtelescope.com

Permanent and portable piers

Alpine Astronomical
www.alpineastro.com

US distributor of Baader products to include the Baader Bracket for GT mounts, Baader eyepieces, Baader astrophotography adapters, other accessories

Anacortes Telescopes
www.buytelescopes.com

Telescopes, accessories

Apogee Instruments
www.ccd.com

CCD astronomy cameras

Apogee, Incorporated
www.apogeeinc.com

Telescopes, accessories

AstroMart
www.astromart.com

Used equipment; you can both buy and sell; they also have equipment reviews in the articles section

Astronomics
www.astronomics.com

Telescopes, accessories

Astronomy-Mall
astronomy-mall.com

A short listing of astronomy vendors and free classified ads for astronomy equipment

Astronomy Stores
www.astronomystores.com

Electronic accessories - cables, USB adapters, Bluetooth adapters

Astro-Physics
www.astro-physics.com

Diagonals, Baader Solar Film, Baader Color Filters, Baader Skyglow Filter, portable piers

Baader Planetarium
www.baader-planetarium.de

Telescopes, the Baader Bracket, filters, eyepieces, astrophotography accessories, other accessories

Belsico Inc.
www.belsico.com

Wireless controller for NexStar scopes and some motorized focusers

BuyAstroStuff.com
www.buyastrostuff.com

Ray's Bracket, observing chairs

Campmor
www.campmor.com

Outdoor equipment supplier

Cases and Covers
casesandcovers.com

You guessed it - telescope cases and covers

CNC Parts Supply, Inc
www.cncsupplyinc.com

Digital camera adapters, other accessories

Coleman
www.coleman.com

Outdoor equipment supplier

Coronado
www.coronadofilters.com

H-Alpha solar filters

DewBuster
www.dewbuster.com

Dew prevention system

Dragon Cases
www.dragoncases.co.uk

Wide variety of cases for shipping and airline travel

Earthshine Technologies
www.earthshinetechnologies.com

Adapter for many handheld GPS receivers to interface to Celestron scopes

GRABBER Warmers
www.grabberwarmers.com

Chemical hand warmers

Green Witch Astronomy Centre
www.greenwich-observatory.co.uk
Telescopes, accessories, club information, general astronomy information

Hands On Optics
www.handsonoptics.com

Telescopes, accessories

ITE Telescopes
www.itetelescopes.com

CCD and video cameras, other accessories

Jim's Mobile, Inc. (JMI)
www.jimsmobile.com

Telescope accessories including various accessory mounting brackets and counterweights -  look for "Mounting Brackets" in the Key Word Index of their online catalog

Kendrick Astro Instruments
www.kendrick-ai.com

Dew prevention systems, other accessories

Losmandy
www.losmandy.com

Rails, counterweights, mounting accessories

Lumicon
www.lumicon.com

Filters and astrophotography accessories

Morrow Technical Services
www.bobsknobs.com

Bob's Knobs (no tools collimation screws for SCTs), no tools tripod bolts for the N8/9.25/11GPS

Oceanside Photo & Telescope - OPT
www.optcorp.com

Telescopes, accessories

Optec
www.optecinc.com

Focal reducers (telecompressors) and other accessories

Orion Telescopes and Binoculars
www.telescope.com

Telescopes, accessories

Pelican Cases
www.pelican.com

Telescope cases

PixSoft Incorporated
www.stargps.ca

GPS receiver for NexStar-driven scopes

REI
www.rei.com

Outdoor equipment supplier

S. King Company
www.skingco.com

A collection of 12VDC convenience equipment

Santa Barbara Instrument Group (SBIG)
www.sbig.com

CCD astronomy cameras

ScopeGuard Cases
www.scopeguard.com

Telescope cases

ScopeStuff
www.scopestuff.com

Wide range of very reasonably priced accessories - many specifically for Celestron scopes

SightAndSoundShop
www.sightandsoundshop.com

Telescopes, accessories

SKB
www.skbcases.com

Golf cases suitable for some telescopes and tripods

Starizona
www.starizona.com

Telescopes, accessories including the HyperStar lens assemble for Fastar-compatible optical tubes

Starlight Xpress
www.starlight-xpress.co.uk

CCD astronomy cameras

Telegizmos
www.telegizmos.com

Telescope covers

Tele Vue
www.televue.com

Telescope, eyepiece, and accessories

The Telescope Warehouse
www.telescope-warehouse.com

Unique astronomy accessories

Thousand Oaks
www.thousandoaksoptical.com

Filters

University Optics
www.universityoptics.com

Eyepieces, Barlow lenses

Van Slyke Engineering
www.observatory.org

Zero-image shift focusers, off-axis guiders

William Optics
www.williamoptics.com

Telescopes, accessories


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