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Cloudy Nights Announcements

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

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Recruiting potential modera... - last post by WOBentley

Discussion of CN Articles, Reviews, and Reports

A place to discuss the articles posted on Cloudy Nights

Forum moderators: Dan Crowson, The Ardent
  • 2,486 topics
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Cosmic Challenge: NGC 6445,... - last post by Dave Mitsky

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
  • 263 topics
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August 2020 Celestial Calendar - last post by Dave Mitsky

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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.
- Advanced or specialized topics should be discussed in their dedicated forums.
- Beginning astrophotographers should read, and then post, in the Beginning & Intermediate Imaging Forum.

Forum moderators: Jond105, spereira, Starman27
  • 30,931 topics
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AT106 as second scope, 1st... - last post by Tony Flanders

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: csa/montana, Jond105, spereira, Uwe Pilz
  • 12,191 topics
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seeing conditions better af... - last post by skywatcher01


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, Starman27
  • 1,050 topics
  • 15,011 replies
Outreach and Coronavirus - last post by Ron-Fr

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: csa/montana, MJB87, osbourne one-nil
  • 1,917 topics
  • 23,636 replies
Midnight home buying - last post by Rollo

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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.

Forum moderators: cuzimthedad, Sean Cunneen
  • 21,238 topics
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14.7"  f/4.32 quartz mi... - last post by Oberon


"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

Forum moderators: Erik Bakker, Jawaid I. Abbasi, Uwe Pilz
  • 17,434 topics
  • 261,207 replies
DSLR adapter for a 90deg bi... - last post by zerodur


Binoviewer discussion forum

Forum moderators: Jawaid I. Abbasi, junomike, nmoushon
  • 5,074 topics
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TWINS show me your pairs - last post by mikeDnight

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).

  • 19,201 topics
  • 290,442 replies
Celestron RASA replacement - last post by pyrasanth

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 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.

  • 14,914 topics
  • 392,316 replies
Craigslist, ebay and other... - last post by CHASLX200


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: rgsalinger, Stelios
  • 31,165 topics
  • 356,857 replies
JMI EV 3 N Focuser not smoo... - last post by Philler


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

Forum moderators: Cotts, FirstSight, Jaimo!, Wisconsin Steve
  • 32,448 topics
  • 584,343 replies
How many Tele Vue EPs do U... - last post by Bro061


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: alphatripleplus, Jaimo!, MJB87, star drop
  • 33,854 topics
  • 387,657 replies
Building 10Micron mount models - last post by SimonIRE

Night Vision Astronomy

Night Vision Astronomy is astronomy performed with analog or digital devices capable of producing a real time view of celestial objects. This forum allows discussion of the equipment, its configuration and use, observing reports made using the devices, techniques for image capture, and the sharing of images the observer made to record their observations.

Forum moderators: Jond105, star drop, Starman27
  • 1,162 topics
  • 17,054 replies
Afocal vs prime focus - adv... - last post by cnoct


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.

Forum moderators: Dan Crowson, MJB87, nmoushon
  • 5,995 topics
  • 115,468 replies
NexDome Observatory or ROR? - last post by deonb


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

  • 22,333 topics
  • 370,015 replies
Upside down or upside down... - last post by osbourne one-nil


A forum for discussing refractor telescopes.

Forum moderators: FirstSight, junomike, rgsalinger, Uwe Pilz
  • 29,272 topics
  • 631,580 replies
Upgrade from William Optics... - last post by Jon Isaacs

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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!

Forum moderators: johnsoda, nmoushon, spereira, Stelios
  • 50,748 topics
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Does Voyager Work Well With... - last post by terry59

Film Astrophotography

Discussions about astrophotography using film.

Forum moderators: CharlieB, Erik Bakker, Uwe Pilz
  • 2,524 topics
  • 17,585 replies
Beyond Astrophotography - T... - last post by Nightfly

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: johnsoda, rgsalinger, Starman27
  • 43,736 topics
  • 357,133 replies
Do I need a UV/IR cut filte... - last post by Hesiod

CCD/CMOS Astro Camera Imaging & Processing

This 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.

Forum moderators: Dan Crowson, johnsoda, Stelios, TimN
  • 46,683 topics
  • 394,984 replies
First light Canon 200 2.8 -... - last post by Sandy Swede

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: nmoushon, Sean Cunneen, TimN
  • 40,361 topics
  • 278,198 replies
Jupiter & Saturn - 2020... - last post by Baron


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

Forum moderators: frank5817, Uwe Pilz
  • 11,975 topics
  • 113,797 replies
Rasalgethi (Alpha Herculis)... - last post by musicengin

Electronically Assisted Astronomy (EAA)

Electronically 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.

  • 7,056 topics
  • 103,144 replies
First week of EAA, cheap ac... - last post by nicknacknock

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Solar System Observing

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

  • 7,985 topics
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Time to observe Mars is Now - last post by phillip

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: frank5817, gustavo_sanchez, Umasscrew39
  • 6,037 topics
  • 48,405 replies
Published in Sky & Tel! - last post by RalphMeisterTigerMan

Deep Sky Observing

A dark place to discuss deep sky observing and observations

Forum moderators: CharlieB, cuzimthedad, Jond105, spereira
  • 8,963 topics
  • 105,514 replies
What nebula filter to get n... - last post by Duke93

Double Star Observing

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

Forum moderators: CharlieB, Jond105, Uwe Pilz
  • 3,484 topics
  • 36,853 replies
A Double Stuffed Oreo Session - last post by mccarthymark

Solar Observing and Imaging

Hot place to discuss solar observing and imaging topics

Forum moderators: gustavo_sanchez, Jaimo!, junomike
  • 31,198 topics
  • 245,281 replies
Weekend Proms - last post by PhotonJohn

Observational Astrophysics

A 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.

Forum moderators: Cotts, rgsalinger, star drop
  • 1,516 topics
  • 10,967 replies
N CAS 2020 - last post by Rich5567

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Celestron Computerized Telescopes

Discussion forum for Celestron computerized telescopes and mounts using NexStar and StarSense technologies, including CPC, CPC Deluxe HD, NexStar SE/SLT/Evolution, etc.

Forum moderators: Cotts, junomike, MJB87
  • 15,418 topics
  • 185,743 replies
Slew Limit Warning When Usi... - last post by Orion68

Questar Forum

A forum for discussing Questar and Quantum telescopes

Forum moderators: Erik Bakker, johnsoda, Wisconsin Steve
  • 2,018 topics
  • 23,087 replies
Comparing views through a Q... - last post by Mike Allen

Meade Computerized Telescopes

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

Forum moderators: osbourne one-nil, Starman27, TimN
  • 9,831 topics
  • 84,488 replies
Meade lx 200 replace capaci... - last post by Astronomia Oaxaca

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Astronomy Clubs, Star Parties, Shows, & Conferences

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

Forum moderators: Jawaid I. Abbasi, spereira, Umasscrew39
  • 3,598 topics
  • 94,092 replies
There are astronomers and t... - last post by Alan French

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: junomike, spereira, The Ardent
  • 4,437 topics
  • 46,681 replies
A map somebody needs to mak... - last post by ascii

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: alphatripleplus, rgsalinger
  • 7,836 topics
  • 67,143 replies
Can I used a windows tablet? - last post by EFT

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.

Forum moderators: cuzimthedad, Dan Crowson, FirstSight
  • 5,401 topics
  • 81,285 replies
Ceres is an ocean world! - last post by BillP

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: TimN
  • 1,177 topics
  • 10,717 replies
What about impact debris fi... - last post by Joneser

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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: Starman27
  • 1,544 topics
  • 22,624 replies
1915 Bausch & Lomb Micr... - last post by Mike E.

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Vendor and Group Announcements

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

Forum moderators: CharlieB, osbourne one-nil, rgsalinger
  • 5,722 topics
  • 43,332 replies
New cloud data available on... - last post by Lasidar

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