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Cloudy Nights Announcements

News from the Cloudy Nights team pertaining to the website and forums

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Congratulations DismalScien... - last post by Erix

Discussion of CN Articles, Reviews, and Reports

A place to discuss the articles posted on Cloudy Nights

Forum moderators: maugi88, nicknacknock
  • 2311 topics
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THE BAADER BBHS-SITALL SILV... - last post by BillP

Celestial Events

Welcome 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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October 2016 Celestial Cale... - last post by Dave Mitsky

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Beginners Forum

A place for people new to the hobby to ask their questions and receive some helpful answers. We're here to help you.

  • 25954 topics
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Log books - last post by Spacefreak1974

General Observing and Astronomy

General 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)

Forum moderators: bartine, LennyM, LLEEGE, pastortim
  • 8006 topics
  • 124804 replies
Do you do astronomy? - last post by Spacefreak1974


The 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!

Forum moderators: Cotts, nitegeezer
  • 667 topics
  • 5981 replies
how big is your outreach tu... - last post by Alien Observatory

Light Pollution

While 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.

Forum moderators: nitegeezer, PatHolland, Relativist
  • 1341 topics
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Annoying, ignorant neighbors - last post by Asbytec

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ATM, Optics and DIY Forum

Amateur 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.

  • 16458 topics
  • 244315 replies
What are Pyrex Mirror Blank... - last post by Rexcat


"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

  • 14006 topics
  • 199819 replies
What did you see last night... - last post by jrbarnett


Binoviewer discussion forum

Forum moderators: Jawaid I. Abbasi, Joe C, nmoushon, pastortim
  • 4318 topics
  • 44706 replies
Baader 1.8x GPC thread into... - last post by wcw

Cats & Casses

A forum for discussing Cassegrain (Classic Cassegrain, Ritchey-Chrétien, Dall–Kirkham, etc) and Catadioptric telescopes (Schmidt and Maksutov Cassegrains, ACF, Edge HD, etc).

Forum moderators: cbwerner, GShaffer, Jaimo!, Starman27
  • 14568 topics
  • 212996 replies
C9.25 heater band plus dew... - last post by MrJones

Classic Telescopes

Telescopes 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 1980's - refractors, reflectors, and early SCT's. Discussing all aspects of restoring, collecting, and observing with older scopes.

  • 11467 topics
  • 249254 replies
Craigslist, eBay, and other... - last post by terraclarke


A 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.

Forum moderators: cbwerner, Ken Sturrock, rflinn68, rgsalinger
  • 23091 topics
  • 268567 replies
Easy on/off for Rubylith on... - last post by seasparky89


A place to discuss our favorite eyepieces and eyepiece accessories, barlows, filters, etc.

Forum moderators: ausastronomer, cbwerner, Cotts, Jaimo!, maugi88
  • 26785 topics
  • 452643 replies
New ES 62 degree line? - last post by BillP


A Forum to discuss all types of mounts and mount accessories - including computerized, manual, GEM, fork mount, parallactic, alt-az, DSCs, PushTo and GoTo systems.

Forum moderators: JayinUT, orlyandico
  • 23695 topics
  • 261366 replies
Twilight I customization co... - last post by MarkMittlesteadt


A forum for discussing the ins and outs of current observatories as well as sharing designs, and ideas. Manufacturers and Vendors are invited to attend.

  • 4600 topics
  • 92657 replies
Arduino based Weather Stati... - last post by AstroGabe


A forum for discussing Newtonian type reflecting telescopes (including Schmidt and Maksutov designs as well as Herschelian, Off-Axis, etc).

  • 18362 topics
  • 293245 replies
Some questions about a newl... - last post by bleep


A forum for discussing refractor telescopes.

  • 22938 topics
  • 455173 replies
Winter observing - last post by msl615

Celestron SkyScout and Meade mySky

A dedicated forum for the Celestron SkyScout and Meade mySky hand held planetariums. (archive)

  • 384 topics
  • 2907 replies
New moderator - last post by Moondoggy

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Beginning and Intermediate Imaging

This 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!

  • 29338 topics
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Pacman in Hubble Palette - last post by mikeyL

Film Astrophotography

Discussions about astrophotography using film.

Forum moderators: 1965healy, Erik Bakker, Uwe Pilz
  • 2335 topics
  • 16002 replies
Medium Format Moon - last post by Uwe Pilz

DSLR & Digital Camera Astro Imaging & Processing

This 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.

Forum moderators: LLEEGE, pastortim
  • 34913 topics
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Nikon D5300/5500 - last post by Stephanh

CCD Imaging & Processing

This forum 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.

Forum moderators: JayinUT, Joe Eiers, Oldfield, PhaedrusUpshaw
  • 32586 topics
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Sh2-115 in Ha - last post by Roddd

Solar System Imaging & Processing

A 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!

Forum moderators: bartine, JayinUT, nmoushon, Starman81
  • 30549 topics
  • 217514 replies
Which Firecapture Version s... - last post by Ben Cartwright SASS


A forum for the discussion of sketching stellar objects, and displaying user drawings.

Forum moderators: JayinUT, PhaedrusUpshaw, Undermidnight
  • 8710 topics
  • 86982 replies
Aristarchus; Who  can  expl... - last post by k.s.min

Astro Imaging/Sketching Contest

This forum is to be used to submit photos for the Astro Imaging/Sketching Contest.

Forum moderators: rflinn68
  • 432 topics
  • 2906 replies
Congratulations DismalScien... - last post by jim kuhns

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Solar System Observing

A friendly place to discuss planetary & solar system object observing.

Forum moderators: Jaimo!, Jawaid I. Abbasi, orlyandico
  • 6665 topics
  • 65690 replies
Neptune and Triton - Aug.27... - last post by Jon_Doh

Lunar Observing

A 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.)

Forum moderators: Joe Eiers, LennyM, nicknacknock, Starman81
  • 5011 topics
  • 40702 replies
Gibbous Moon 11 21 2016 5 am - last post by MarkGregory

Deep Sky Observing

A dark place to discuss deep sky observing and observations

Forum moderators: Dave Mitsky, Knuklhdastrnmr, orlyandico
  • 7560 topics
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Stock open clusters - last post by Illinois

Double Star Observing

Double Stars, Rayleigh Limit and Dawes Limit; a place for observers with split personalities.

Forum moderators: noisejammer, PJ Anway, rflinn68, Uwe Pilz
  • 2596 topics
  • 28850 replies
I have some small 'scop... - last post by Redbetter

Solar Observing and Imaging

Hot place to discuss solar observing and imaging topics

Forum moderators: GShaffer, Jaimo!, Ken Sturrock, LLEEGE
  • 25901 topics
  • 204150 replies
Daystar Quark Telecentric 4... - last post by OrionSword

Observational Astrophysics

A place to record your methods and observations that relate to stellar dynamics and evolution. Spectroscopy, photometry and radio astronomy are particularly welcome.

Forum moderators: noisejammer, rgsalinger
  • 1027 topics
  • 7209 replies
U filter for SBIG ST8-XME? - last post by Meeka

EAA Observation and Equipment

Electronically Assisted Astronomy (EAA) is the use of a 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.

  • 4489 topics
  • 64954 replies
Telescope Suggestions? - last post by Relativist

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Celestron NexStar

Discussion forum for Celestron computerized telescopes and mounts using NexStar technology (NexStar, NexStar GPS, CPC, etc).

Forum moderators: Brian Risley, pastortim
  • 12096 topics
  • 149726 replies
Charging my Celestron Evo 9... - last post by Spacefreak1974

Questar Forum

A forum for discussing Questar and Quantum telescopes

Forum moderators: Brian Risley, cbwerner, Erik Bakker
  • 1097 topics
  • 10072 replies
Why did you buy a Questar? - last post by rcwolpert

Meade Computerized Telescopes

A forum to discuss advanced Meade scopes. Among them the ETX, LX90, LX200, LX200 GPS, RCX, and the LX200 ACF series.

  • 8319 topics
  • 72552 replies
Motor unit failure - bad ci... - last post by Ivan7 (rus)

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Astronomy Shows & Conferences

A place to discuss, learn about and make plans for NEAF, Arizona Science and Astronomy Expo, imaging conferences and more.

Forum moderators: nicknacknock, nitegeezer, orlyandico
  • 272 topics
  • 6258 replies
Unitron Conference, San Jos... - last post by 93711dude

Astro Art, Books, Websites & Other Media

A place to share your astronomy artwork (non-photographic) and *non* commercial astronomy websites and discuss astro related books, magazines, charts, movies and TV shows.

Forum moderators: Geo557, maugi88
  • 3566 topics
  • 37606 replies
Physics Of Time in Theory o... - last post by bsavoie

Astronomy Clubs and Star Parties

For discussion and announcements of astronomy club meetings, star parties and other events.

Forum moderators: darklighteditor, Jawaid I. Abbasi, Joe C
  • 2672 topics
  • 76287 replies
Staunton River Star Party F... - last post by AsleepAtTheScope

Astronomy Software & Computers

This 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.

Forum moderators: nicknacknock, PatHolland, rgsalinger
  • 5666 topics
  • 48936 replies
Sky Safari Plus Android - s... - last post by CasperDad

Science! Astronomy & Space Exploration, and Others

Discuss 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.

  • 4560 topics
  • 67783 replies
Cosmic Radiation - last post by Pess

Space Rocks

This 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
  • 1033 topics
  • 9607 replies
Protection from climate - last post by JimV

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Cloudy Days & Microscopes

This forum is to discuss birding and other daytime or indoor terrestrial usage of optics, and related equipment; e.g. microscopes.

Forum moderators: Geo557
  • 1407 topics
  • 21687 replies
Amateur astrobiology - last post by jnowat

Toggle CN Feedback and Vendor Announcements CN Feedback and Vendor Announcements

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Vendor and Group Announcements

A place for vendors and non-CN related organizations to post announcements.

Forum moderators: Brian Risley, Greyhaven, nicknacknock
  • 4162 topics
  • 28909 replies
Explore Scientific 6" E... - last post by IDONTSEEIT

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