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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.

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Cloudy Nights Announcements

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

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For those of you who celebr... - last post by Scott in NC

Discussion of CN Articles, Reviews, and Reports

A place to discuss the articles posted on Cloudy Nights

Forum moderators: maugi88, nicknacknock
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Explore Scientific AR 102 - last post by Mike G.

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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May 2016 Celestial Calendar - 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.

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North American Nebula - Am... - last post by The Ardent

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, spaceydee, tecmage
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Indoors solar proyection. - last post by Javier1978


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, Susan H, tecmage
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Star tour for the blind? - last post by csrlice12

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, Susan H
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light pollution problem sol... - last post by Rich_B

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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.

  • 15973 topics
  • 233197 replies
How to add spherical aberra... - last post by Mike I. Jones


"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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Oberwerk BT-70-45 just arri... - last post by The Ardent


Binoviewer discussion forum

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Binotron to CaK Lunt Module... - last post by TH1

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
  • 14151 topics
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Tempest fan users from Flor... - last post by herrindude

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.

  • 11106 topics
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I got my granfather's t... - last post by gitane71


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.

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Trying to purchase the corr... - last post by 5dave


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

  • 26185 topics
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New Masuyama 60mm at Kkohki - last post by Tamiji Homma


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: Dave M, dr.who, orlyandico, spaceydee
  • 22911 topics
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Is a 42mm SLR on a Paramoun... - last post by Greg M


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.

  • 4463 topics
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C&C solicited - flip ou... - last post by Rich_B


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

  • 17932 topics
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Should I be worried? - last post by paul hart


A forum for discussing refractor telescopes.

  • 22319 topics
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The New APM 140mm is Out - last post by Max Power

Electronically Assisted Astronomy

A meeting place for people that use or wish to discuss Electronically Assisted Astronomy and the equipment used. Electronically Assisted Astronomy is the use of a digital image capturing device in lieu of an eyepiece at the telescope.

  • 4053 topics
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Live Stacking - last post by claws

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 as well as intermediate imagers looking to improve their technique. Typical beginning imaging equipment will include webcams, the Meade DSI and other low cost imagers. Please read the image posting guidelines before you post!

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Another M13; Widefield w/107mm - last post by Footbag

Film Astrophotography

Discussions about astrophotography using film.

Forum moderators: 1965healy, Erik Bakker, Uwe Pilz
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NGC 2841 in Ursa Major C-11... - last post by Tony Pilato

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: Dave M, LLEEGE, pastortim, tecmage
  • 34093 topics
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Nikon 5300 help - last post by bobzeq25

CCD Imaging & Processing

A forum about CCD Imaging to include posting images, taken with CCD camera, discuss techniques, software and engage in friendly conversations.

Forum moderators: dr.who, Joe Eiers, Oldfield, PhaedrusUpshaw
  • 31609 topics
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Sh2-241 plus revisit to vdB... - last post by andysea

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, dr.who, nmoushon, Starman81
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ASI1600MM-Cool - Planetary... - last post by Greg M


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

  • 8366 topics
  • 83509 replies
Mars and Moons... - last post by tommy10

Astro Imaging/Sketching Contest

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

Forum moderators: rflinn68
  • 427 topics
  • 2894 replies
A huge field of view of NGC... - last post by junomike

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Solar System Observing

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

  • 6554 topics
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Smallest aperture to see Ju... - last post by Redbetter

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.)

  • 4900 topics
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Lunar "X" imaged -... - last post by Al Paslow

Deep Sky Observing

A dark place to discuss deep sky observing and observations

Forum moderators: Dave Mitsky, Knuklhdastrnmr, orlyandico
  • 7396 topics
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Resolving globulars in 80mm... - last post by stevecoe

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
  • 2518 topics
  • 28131 replies
Doubles Near Mars - last post by Nucleophile

Solar Observing and Imaging

Hot place to discuss solar observing and imaging topics

Forum moderators: GShaffer, Jaimo!, Ken Sturrock, LLEEGE
  • 25445 topics
  • 201750 replies
This is just Awesome ! - last post by t_image

Variable Star Observing and Radio Astronomy

This is a forum for variable star observers and radio astronomy discussion.

Forum moderators: noisejammer, rgsalinger
  • 1004 topics
  • 6999 replies
Meade DSI 3 pro for photometry - last post by Hubert

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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
  • 11737 topics
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CPC with StarSense can'... - last post by lenrabinowitz

Questar Forum

A forum for discussing Questar and Quantum telescopes

Forum moderators: Brian Risley, cbwerner, Erik Bakker
  • 1038 topics
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Questar centric "not so... - last post by SJTill

Meade Computerized Telescopes

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

  • 8190 topics
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Autostar 497 stuck on Welco... - last post by tomatohead

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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
  • 265 topics
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2016 RTMC Astronomy Expo - last post by GilATM

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, spaceydee
  • 3493 topics
  • 36635 replies
Space's Deepest Secrets... - last post by Dave Mitsky

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
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H.P. Lovecraft - last post by xiando

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
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Sky Safari 5 Plus upgrade w... - last post by timmbottoni

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.

  • 4467 topics
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SpaceX THAICOM8 Mission Tod... - last post by Spacefreak1974

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, Dave M
  • 1026 topics
  • 9555 replies
New England fireball 5/16/16 - last post by Dave Mitsky

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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, star drop
  • 1396 topics
  • 21618 replies
High quality magnifying glass? - last post by Binojunky

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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
  • 4024 topics
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New: Observatory for Mac - last post by moonyguy

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.

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