Toggle Announcements and News Announcements and News
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Cloudy Nights AnnouncementsNews from the Cloudy Nights team pertaining to the website and forums |
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Discussion of CN Articles, Reviews, and ReportsA place to discuss the articles posted on Cloudy Nights
Forum moderators:
Dan Crowson,
The Ardent
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Celestial EventsWelcome to Celestial Events, a bulletin board for announcements about currently or soon to be observable astronomical events. Need a finder chart for that bright comet? Want to know when the next meteor shower will peak? Looking for suggestions on what to observe? Visit regularly for answers to all your questions about what's happening now in the celestial show.If folks want to discuss these events, the staff of Cloudy Nights invites you to start or join a thread in the appropriate observing forum. Celestial Events is for announcements only.
Forum moderators:
Dave Mitsky
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Toggle General Astronomy General Astronomy
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Beginners Forum (No astrophotography here - please read the forum description)A place for new astronomers to ask visual observing or basic equipment questions and report their findings. |
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General Observing and AstronomyGeneral Observing and Amateur Astronomy topics and questions that do not fit into our other forums. This includes unaided eye observing (satellites, weather, auroras etc) and non equipment topics (LASIK, observing sites, dressing for the cold/hot etc) |
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OutreachThe official forum for the Astronomy Outreach Network. Post questions about Outreach, suggestions or even just publicize your Outreach events. If it has to do with promoting our great hobby, it goes here! |
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Light PollutionWhile CN does not typically allow politics, this is one forum in which the discussion of legislation dealing with this matter is permitted. This is a problem that will eventually affect all of us to one degree or another. |
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Toggle Equipment Discussions Equipment Discussions
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ATM, Optics and DIY ForumAmateur Telescope Making (ATM) and any do it yourself related activities. Ask questions, discuss and post pictures of telescope related projects, optics, telescopes, observing chairs, etc. |
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Binoculars"Best Of Binocular" Library, How to Choose, Equipment Minireviews, Observation Reports, Testing Aspects, Aberrations and Deficiencies, Books, Binocular Mounts, Observing Lists, Exit Pupil vs Eye Pupil, Binocular Vision and more |
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BinoviewersBinoviewer discussion forum |
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Cats & CassesA forum for discussing Cassegrain (Classic Cassegrain, Ritchey-Chrétien, Dall–Kirkham, etc) and Catadioptric telescopes (Schmidt and Maksutov Cassegrains, ACF, Edge HD, etc). |
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Classic TelescopesTelescopes from an era gone by. The place to discuss older telescopes. Antiques, flea market finds, and scopes from grandpa's attic. From the 1780's to the mid-1990's - refractors, reflectors, and early SCT's. Discussing all aspects of restoring, collecting, and observing with older scopes. Discussion of 25-year-old scopes still in production is OK but please don't post newer examples of those, except for actual side-by-side comparisons to demonstrate detail changes. |
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EquipmentA forum for any general equipment discussion, accessories and a great starting point if you are not sure where to post that burning question about equipment. |
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EyepiecesA place to discuss our favorite eyepieces and eyepiece accessories, barlows, filters, etc. |
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MountsA Forum to discuss all types of mounts and mount accessories - including computerized, manual, GEM, fork mount, parallactic, alt-az, DSCs, PushTo and GoTo systems. |
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ObservatoriesA forum for discussing the ins and outs of current observatories as well as sharing designs, and ideas. Manufacturers and Vendors are invited to attend. |
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ReflectorsA forum for discussing Newtonian type reflecting telescopes (including Schmidt and Maksutov designs as well as Herschelian, Off-Axis, etc). |
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RefractorsA forum for discussing refractor telescopes. |
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Toggle Astrophotography and Sketching Astrophotography and Sketching
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Beginning and Intermediate ImagingThis forum is mainly intended for beginners getting started imaging DSOs as well as intermediate imagers looking to improve their technique. Please read the forum rules before you post! |
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Film AstrophotographyDiscussions about astrophotography using film. |
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DSLR & Digital Camera Astro Imaging & ProcessingThis forum is for DSLR & Digital Camera Astro imaging. Those folks with regular digital cameras are welcome to post here. Discuss equipment, techniques, software; and of course, post your photos! Please read the forum guidelines inside the forum for more info. |
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CCD/CMOS Astro Camera Imaging & ProcessingThis forum is for more advanced discussion involving dedicated cameras for deep sky astrophotography, using CCD or CMOS sensors. A place to discuss techniques, software, and engage in friendly conversations. |
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Solar System Imaging & ProcessingA forum to post images of the Sun, Moon, Planets and other objects winging through the Solar System. All Camera types are invited to post images and discuss techniques, software and engage in friendly competition. Please read the image posting guidelines before you post! |
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SketchingA forum for the discussion of sketching stellar objects, and displaying user drawings. |
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Toggle Observing Observing
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Solar System ObservingA friendly place to discuss planetary & solar system object observing. |
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Lunar ObservingA forum dedicated to the observation and appreciation of our Moon. Join us in the Lunie Bin and learn about the only world other than the Earth to bear the imprint of human feet. Images and sketches are most welcome. (Please limit the size of image files to 500K.) |
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Deep Sky ObservingA dark place to discuss deep sky observing and observations |
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Double Star ObservingDouble Stars, Rayleigh Limit and Dawes Limit; a place for observers with split personalities. |
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Solar Observing and ImagingHot place to discuss solar observing and imaging topics |
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Observational AstrophysicsA place to record your methods and observations that relate to stellar dynamics and evolution, including variable and carbon stars. Spectroscopy, photometry and radio astronomy are particularly welcome. |
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Toggle Telescope Specific Forums Telescope Specific Forums
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Celestron NexStarDiscussion forum for Celestron computerized telescopes and mounts using NexStar technology (NexStar, NexStar GPS, CPC, etc). |
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Questar ForumA forum for discussing Questar and Quantum telescopes |
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Meade Computerized TelescopesA forum to discuss advanced Meade scopes. Among them the ETX, LX90, LX200, LX200 GPS, RCX, and the LX200 ACF series. |
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Toggle Speciality Forums Speciality Forums
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Astronomy Shows & ConferencesA place to discuss, learn about and make plans for NEAF, Arizona Science and Astronomy Expo, imaging conferences and more. |
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Astro Art, Books, Websites & Other MediaA place to share your astronomy artwork (non-photographic) and *non* commercial astronomy websites and discuss astro related books, magazines, charts, movies and TV shows. |
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Astronomy Clubs and Star PartiesFor discussion and announcements of astronomy club meetings, star parties and other events. |
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Astronomy Software & ComputersThis is the place to discuss all things associated with computers & gadgets, both hardware and software (including PDAs, smartphones, tablets, laptops, astronomy programs and apps, Celestron SkyScout and Meade MySky devices, etc.) -- as they relate to astronomy. |
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EAA Observation and Equipment - label your images, indicate software used, include integration time and no post processingElectronically Assisted Astronomy (EAA) is the use of an analog or digital image capturing device in lieu of an eyepiece at the telescope. Here members can talk about the equipment used, share their observing experiences, and post sketches and images captured with EAA devices. |
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Science! Astronomy & Space Exploration, and OthersDiscuss all science topics, particularly the sciences relating to Astronomy and Space Exploration. This includes all the natural sciences: Physics, Chemistry, Geology, and Biology. They can include applied sciences such as engineering and construction as well. Wherever the scientific method is used, you can discuss it here. As always, no politics, pseudo-science, crack-pottery, or anti-science. |
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Space RocksThis is the place to discuss meteorites and related subjects - including tektites, impact theories, and parent bodies. Got a question about collecting or caring for your meteorites? Ask it here.
Forum moderators:
darklighteditor,
Jeff Struve
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Toggle Other Other
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Cloudy Days & MicroscopesThis forum is to discuss birding and other daytime or indoor terrestrial usage of optics, and related equipment; e.g. microscopes. |
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Toggle CN Feedback and Vendor Announcements CN Feedback and Vendor Announcements
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Vendor and Group AnnouncementsA place for vendors and non-CN related organizations to post announcements. |
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CNers have asked about a donation box for Cloudy Nights over the years, so here you go. Donation is not required by any means, so please enjoy your stay.
Recent Topics
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What field of view/exit pupil is best for measuring a refractor's effective aperture?
25585 - Today, 09:58 AM
Eyepieces
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A hand controller for Celestron ASTROMASTER/POWERSEEKER motor drive?fromEarth - Today, 09:32 AM
ATM, Optics and DIY Forum
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What's the maximum exposure recommended for a mount with overweight?caballerodiez91 - Today, 07:44 AM
Mounts
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QHY5-III 178 Guiding Camera setting with PHD2carlosgib - Today, 07:05 AM
CCD/CMOS Astro Camera Imaging & Processing
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