Recent Additions to the Website
02-23-26: Added “What Kind of Astrophotographer Am I? (What Kind Are You?)” to the main menu under “About”. This summarizes my current astrophotography practice and introduces the “Astro Profile Tool” to help communicate it. You can use this tool to create your own signature Astro Profile and save it!
02-18-26: My Askar FRA400 Platform has been updated: “Askar FRA400 Platform Version 3.0: A New Camera and a Motorized Cover” in the gear page. The “Telescopes of Whispering Skies Observatory: Four Platforms Side by Side” has also been updated accordingly.
02-05-26: A new post: “Whispering Skies Observatory: Final Overview, Layout, and Capabilities” was added to the Gear Page and Gear menu
02-03-26: A new Post, “The Telescopes of Whispering Skies Observatory: Four Platforms, Side by Side” was added to the Gear Page & Gear Menu.
01-30-26: Updated the Telescope Platform Pages with new CCS information displays.
01-27-26: Did a refresh of the main menu structure, and most pages have had some re-design or clean-up
01-21-26: Updated the designs of the Home page and the Contact Me page,
01-25-26: Added new “Start Here” pages for beginners in Astronomy and Astrophotography. Found on the Resource Library Page.
01-18-26: Replaced the Massive Resource List with a new Astronomy & Astrophotography Resource Library - expanded and enhanced!
01-14-26: Added the video companion “Whispering Skies North Wall Transformation “to the video page
01-12-26: A new Imaging Project, “NGC 2174 - The Monkey Head Nebula - 5.1 hours SHO” has been added to the imaging gallery.
01-04-26: Added a new Image Publication, SH2-124 in Astronomy Magazine, Feb 2026 Issue!
12-29-25: Added a new publication to the Published Image Page : BBC Sky@Night Best Images of 2025
12-28-25: A new post, “Whispering Skies Observatory North Wall Transformation: Storage, Work Surface, and Under-Cabinet Lighting!” Added to the Observatory Page
12-24-25: Added two new images to the “Published Image Page.”
12-17-25: A new Imaging Project, “Barnard 33 & NGC 2024 - The Horsehead and Flame Nebula - 6 hours in HaLRGB” has been added to the image gallery
12-09-25: A new Imaging Project, “Messier 42/43 – The Great Orion Nebula - 6.35 hours in HaLRGB” has been added to the image gallery
11-24-25: A new Imaging Project, “Stephan’s Quintet – HCG 92 / Arp 319 Compact Galaxy Group - 24 Hours of LRGB!” has been added to the image gallery
11-15-25: A new Imaging Project, “SH2-171 – The Teddy Bear Nebula - 33.5 Hours of SHO!” has been added to the image gallery.
11-07-25: A new Imaging Project, “SH2-157 – The Lobster Claw Nebula - 34.5 Hours of SHOrgb! Plus The Bubble Nebula!” has been added to the image gallery.
11-01-25: A new Imaging Project, “NGC 7380 – The Wizard Nebula Revisited - This time with 25 Hours of SHOrgb!” has been added to the image gallery.
10-22-25: A new post, “Metablog #15: A Busy Year with Much Progress!" Was posed in the metablog area.
10-09-25: A new post, “Whispering Skies Observatory Update for October 2025,” was added to the observatory section.
10-02-25: A new Imaging Project, “Barnard 150 - The Seahorse Nebula(18.3 hours in LRGB)” was added to the Image Gallery
09-20-25: Added a new Image Publication - SH2-54 Published in BBC S@N October 2025!
09-11-25: A new Imaging Project, “SH2-155 - The Cave Nebula (13.5 hours SHO)” was added to the Image Gallery
09-10-25: A new Imaging Project, “LDN 1251 - The Rotten Fish Nebula (18.9 hours LRGB)” was added to the Image Gallery
09-05-25: A new Imaging Project, “IC 5070 - The Pelican Nebula! 18.75 hours of SHO (my longest integration yet!)” was added to the Image Gallery
09-03-25: A new Imaging Project, “NGC 7331 and the Deer Lick Group with Supernova SN2025rbs (4.7 hours in LRGB)” was added to the Imag Gallery
08-26-25: A new gear post, “The SkyAlert Weather Monitoring System by Interactive Astronomy,” has been added.
08-22-25: A new Imaging Project, “SH2-124 - The Hidden Nebula (~14.2 hours in SHOrgb)” was added to the image gallery.
08-14-25: A new Imaging Project, “IC 5068 - The Forsaken Nebula and the “Black Waterfall”- (11.9 hours in SHOrgb)” was added to the image gallery.
08-10-25: A new Imaging Project, “NGC 6543 - The Cat’s Eye Nebula w/ NGC 6522 (14.6 hours in LRGB)” was added to the image gallery.
08-06-25: Added a “Meteor,s Meteorites” section to the Astronomy Resource List
07-27-25: A new Imaging Project,” Messier 17 - The Omega Nebula - Victory After Heartbreak! (17 hours SHOrgb on M17!)” added to the main image gallery.
07-13-25: Added a new page, “Whispering Skies Observatory: Making the Sign!” to the observatory section
07-08-25: A new page, “Whispering Skies Observatory: Live SkyAlert Weather Map,” was added to the Observatory Section.
07-03-25: Added new article: “Whispering Skies Observatory: Drainage and Lawn Restoration” in the Observatory Section
06-10-25: Added a new Video: “Setting Up My New Galaxy Scope: The Sharpstar SCA260 V2!” in the video section
06-05-25: A New Imaging Project, “The Coma Cluster of Galaxies (Abell 1566) - Zoom In! 1000 Galaxies, 320M Light-Years Away! (~8.2 Hours of LRGB)” was added.
06-02-25: A New Presentation Video,” From Driveway to Roll-Off-Roof Observatory: A Video Tour of the Newly Constructed Whispering Skies Observatory,” was added.
06-01-25: Added a new Imaging Project: “The NGC 5364 Group in Virgo - 6.3 Hours of LRGB” to the Imaging Gallery
05-28-25: A New Presentation Video, “Making Great Images of the Deep Sky,” was added to the Talks & Presentations section.
05-25-25: Added a new Imaging Project: “Markarian’s Chain - A Famous Galaxy Cluster with 4.6 hours LRGB” into the Imaging Gallery
05-21-25: Major expansion and revision of Resources Page.
05-18-25: Added a new video: “Whispering Skies Observatory - Duild Time-lapse!” in the video area.
05-18-25: Added the article “Are your Flats Overcorrecting?” to the Tips and Techniques section.
05-17-25: Added a new Imaging Project: “Messier 106 - First Light for The Sharpstar SCA260 V2! (6 hours in LHaRGB)” to the Imaging Gallery.
05-12-25: Added a new version of the WO 132 Platform - ver 4.1
05-12-25: Added a new version of the AP130 Platform - ver 2.1
05-12-25: Added a new version of the FRA Platform - ver 2.1
:5-09-25: Added New Information Page: “Statement of Astro Imaging Ethics”
05-07-25: Added New Information Page: “2025: Whispering Skies Observatory”
05-02-25: A new gear post, “The 4th Pier: The Sharpstar SCA260 V2 Platform Ver 1.0,” was added to the gear section.
04/20/25: A new post. “Whispering Skies Observatory: Construction Completed!” was added to the Observatory section.
04-17-25: A new Video, “Installing Piers and Telescopes at Whispering Skies Observatory!” was added to the Video Section
04-15-25: A new article, ”Whispering Skies Observatory: Construction Completed - Drone View of Results”, was posted on the Observatory Page
04-05-25: A new Article, “Whispering Skies Observatory: Installing Piers and Scopes!” was posted on the Observatory Page
03-29-25: A new video, “Whispering Skies Observatory Update: Siding and Trim” was posted on the Video Page
03-29-25: A new Article, “Whispering Skies Observatory Update: Siding and Trim!” was posted on the Observatory Page
3-07-25: A new Article, “The 4th Pier: Galaxy Scope, Part 2 - The Mount!” was added to the Gear Page
02-13-25: Added new Video: “Whispering Skies Observatory Update: SkyRoof, Manual Lockdowns, and Pier Preparation” in the video section.
02-12-25: The Image Project “Messier 42 - The Great Orion Nebula” from 2019 was updated.
02-08-25: A new Article, “The 4th Pier: Choosing A Galaxy Scope for my Observatory,” was added to the Gear Section
01-25-25: A new article, “Whispering Skies Observatory: Developing a Computer and Networking Strategy!” was added.
01-07-25: A new article, ”Metablog #14: Welcome 22025!” has been posted in the Metablog section.
01-05-25: A new Article, ”Observatory Update: Naming Your Observatory,” was added to the Observatory section.
12-23-24: A new Article, “Observatory Update: Powering Up the Observatory,” was posted in the observatory section.
12-6-24: A new Article, “Observatory Update: Roughing In the Electric and Pouring the Slab Floor!” was posted in the Observatory section.
11-30-24: A new article, “Observatory Update: Building the Structure!” was posted in the Observatory Section.
11-22-24: A new video, “Observatory Update: Roofing, Skins, and Test Opening the Roof!” was posted in the video section.
11-12-24: A new video, “Observatory Update: Walls, Outrigger, and Roof Framing!” was posted in the video section.
11-08-24: A new Article: “Observatory Update: Laying the Foundation” in the Observatory Section.
11-07-22: A new video, “Laying the Foundation,” is in the video section.
11-03-24: Added a new Image project: Reprocessing Project: Messier 31 - The Andromeda Galaxy (6 hours in LHaRGB)
10-21-24: A new Article: “Awash in Ancient Photons - A Perspective on Astrophotography” was added to Tips and Techniques
10-09-24: A new Imaging Project: NGC 7822 - The Central Portion of the Question Mark Nebula (~14 hours in SHOrgb)
09-26-24: Updated the Software Tools Page.
09-26-24: Added some new links and resources to the Resources Page.
09-20-24: A new imaging project, “SH2-119 The Clamshell Nebula (3.5 Hours in SHO) - An Unintended Image,” was added.
09-09-24: Added a blog companion to the Custom Telescope Pier III video in the Observatory Section
09-08-24: Added a new video, “Observatory Update: Custom Telescope Piers III - Painted and Complete!” to the video section
09-05-24: Added a blog companion to the Breaking Ground Video in the Observatory section
09-01-24: Added a new video, “Observatory Project: Breaking Ground! Excavation Complete!” to the video section.
08-25-24” Added a video companion to the “Observatory Project: A Final Update Before We Break Ground” post
08-21-24: Added a new Article, “Observatory Project: A Final Update Before We Break Ground!” to the Observatory section
08-14-24: Added video companion to “Observatory ProjectL Making the Roof Open” in the Video Content section.
07-31-24: Finally! A new Imaging Project! “SH2-82 - The Little Cocoon Nebula - 7.3 Hours in LRGB”
07-25-24: Added a new Metablog: “Metablog Update #13 - Our Third Anniversary!”
07-23-24: Added a new Article, “Observatory Project: Opening The Roof!” to the Observatory Quest Section
07-16-24: Added a companion blog to “Observatory Update: Final Roof Track System Hardware Selections!”
07-15-24: Added a new Video: “Observatory Update: Final Roof Track System Hardware Selections!”
07-11-24: Added a new Video: “Observatory Project: Designing Custom Steel Piers - Part 2 - Cutting Parts With a 4000-watt CO2 Laser!”
07-11-24: Added a new Post: “Observatory Project: Designing Custom Steel Piers - Part 2 - Cutting Parts With a 4000-watt CO2 Laser!”
07-01-24: Added a new Video Companion for the “Observatory Project: Designing Custom Steel Piers - Part I” blog
06-29-24: Added a new Article, “Observatory Project: Designing Custom Steel Piers - Part I” in the My Gear->Observatory Section
06-13-24: Added a new Article: “Observatory Project: Galvanic Corrosion and a Change in Track Selection!” in the video section
06-09-24: Added a new Video “Observatory Update: Designing the Roll-Off-Roof Track System!” to the Video Section
05-29-24: Added “Observatory Update: Designing the Roll-Off-Roof Track System!” to the My Gear->Observatory Section
05-20-24: Added a new video “Observatory Update: Land and a Plan - Now How Do We Get Started?”
05-13-24: Added a new video ““My Observatory Quest: Success! The Search For Land with Larger Skies”
05 08-24: Added a new video “Designing my Roll-Off-Roof Observatory” in the Video Section
04-21-24: Added a video companion to “Building My Dream Astro Man Cave Post” in the Video Section
04-16-24: Added “The Move is Complete, Now Pivoting to the Observatory Project!” to the My Gear->Observatory Section
4-15-24: Added “New House - Building My Dream Astrophotography Man Cave!” to the Gear Section
03-19-24: Added “My Journey into Astrophotography”: A Talk Given to the Astrophotography Section of the Hertford Astronomy Group
02-29-24: Added a new Imaging Project: A Reprocess of SH2-157, The Lobster Claw Nebula - 4.25 hours in SHO
02-11-24: New Tips & Techniques post: “GPU Enhanced Processing - How to get this working!”
12-18-23: Added “Cosgrove’s Cosmos Metablog Update #12” to the Metablog Section
12-18-23: Added “Capturing the Universe from my Driveway! My 12-11-23 at Monroe Community College ” to the presentations page
11-02-23: dded An Observatory Project Update: Success! We Just Bought A Property and Will Be Moving!
10-21-23: Added a new Presentation: “Astrophotography Today - Capturing the Universe from my Driveway!” given on September 27th to the Rochester Chapter of the Association for Imaging Science & Technology.
10-15-23: Added a new Imaging Project: WR 134 - A Wolf-Rayet Star Region In Cygnus- 15.5 Hours in SHO
10-05-23: Added a new Imaging Project: NGC 6914 - The Spider Nebula (my name!) - 14.5 Hours in SHOrgb
09-29-23: Added a new Imaging Project: SH2-112 - A Diffuse Emission Nebula in Cygnus - 15.7 Hours in SHOrgb
08-26-23: Added a new Imaging Project: A Reprocess of SH2-132 The Lion Nebula in SHO (8.33 hours)
08-19-23: New Video “Tough Year for Astro Captures? Then Discover Better Images Hidden In Old Data!“ added to the Video Section
08-13-23: Updated the Resources Page to include links to the Herschel Catalog, Quasar Info, and YouTube Channel.
08-09-23: Added a new Imaging Project: A Reprocess of DWB 111/119 - The Propeller Nebula in SHO ~ 10 hours
07-28-23: Added a new 2-Minute Tutorial: Using Color Masks to Enhance Image Details!
07-27-23: Added a new 2-Minute Tutorial: Using LinearFit to Prepare NB Images for ChannelCombination
07-25-23: Published a new 2-Minute Tutorial: Dealing with Horizontal Banding in Your Images
07-24-23: Published MetaBlog #11 - Cosgrove’s Comos is now Two Years old!
07-20-23: Added a new Imaging Project: A Reprocess of my SH2-101 - THe Tuip Nebula - 12.8 hours of SHOrgb
07-10-23: Added a new 2-Minute Tutrial Video: Using Masks on Masks?
07-07-23: Updated the Publication page for my Messier 27 Image being published in Sky& Telescope, Sept 2023 Issue.
07-07-23: Added a new Imaging Project, a Reprocess of NGC 6888 - The Crecent Nebula - 11 hours in HOOrgb
06-28-23: Added a new Tips and Techniques post: Smoke in Sky - The Impact on Astrophotographers!
06-21-23: New Video “Setting Up 3 Telescopes“ to the Video Section to the Telescope Lifter/Mover section.
06-16-23: Added “The Messier 101 Supernova SN2023ixf ~3 Hrs in LRGB “ to the Imaging Projects Page
06-10-23: Added “Messier 102 - The Spindle Galaxy - 2.0 Hrs in LRGB ” to the Imaging Projects Page
06-05-23: dded “Messier 104 - The Sombrero Galaxy - 1.7 Hrs in LRGB” to the Imaging Projects Page
06-02-23: Added new video on The M27 Reprocess Project onto the Video Content Page
05-30-23: Added the NASA APOD publication of my reprocessed Messier 27 - The Dumbbell Nebula to the Publication Page
05-29-23: Added a new Imaging Project: M97 - The Owl Nebula and M108 - The Surfboard Galaxy - 4 hours LRGB
05-16-23: Added a new Imaging Project, a Reprocess of my M57 HaLRGB image.
05-07-23: Added “A Video Tour of My Upgraded William Optics 132MM Platform” to the Video Content Page.
05-03-23: Added a new Imaging Project: “Messier 27 - A Reprocess of the Dumbbell Nebula Data in SHO - (10.25 Hours).”
04-29-23: Added a New Video on the WO132 Upgrade to Version 4.0 to the Video Section.
04-29-23: Added Version 4 Upgrade Post of my WO132 Platform Version in the Gear Section.
04-21-23: Added new video to Video Content: A Tour of my Astro-Physics 130mm Starfire EDT f/8.35 APO Platform
04-14-23: Added new video to Video Content: A Tour of My Askar FRA400 72mm f/5.6 Quintuplet Astrograph Platform!
04-09-23: Added 10th entry to the “Publication - Images” Page for new profile article in Amateur Astrophotography Magazine
04-07-23: Added a new Metablog Post: “A Personal Side Note: A Surprise Health Issue Will Delay the Start of My Imaging Projects this Year…”
04-04-23: Added a new Video, “Astrophotography - Then and Now: Reviewing My Progress!” in the Video section
04-01-23: Added the “Using Logos and Watermarks on Your Images” to the 2-Minute Tutorials Section.
03-29-23: Added the “A Simple Use of SubframeSelector to Prescreen Your Subs” to the 2-Minute Tutorials Section.
03-24-23: Added Metabog Update #10
03-22-23: Added the “Using the Blink Process to Assess & Cull Your Subs!” to the 2-Minute Tutorials Section.
03-17-23: Added the “Using the FindingChart Process!” to the 2-Minute Tutorials Section.
03-14-23: Added “Using the DarksStractureEnhance (DSE) Script” to the 2-Minute Tutorials Section.
03-11-23: Added “Using Previews in Pixinsight” to the 2-Minute Tutorials Section.
03-11-23: Added “Using Real-Time Previews in Pixinsight” to the 2-Minute Tutorials Section.
03-07-23: Added “Using DBE to remove Gradients” to the 2-Minute Tutorial Section
03-01-23: Added my new Welcome and Introduction video to the Home page.
03-01-23: Added my new Welcome and Introduction video to the “About…” page.
02-26-23: Added the most recent 2-Minute Tutorial video to the Home page.
02-26-23: Redesigned 2-Minute Tutorial Pages. Adding a Curated Page and a By Date Page.
02-23-23: Added new video to Video Content Page - “Getting Published.”
02-19-23: Tips & Techniques - Getting Published!
02-18-23: My Gear: An Observatory Project Update - One Year In
02—9-23: Added new video to the 2-Minute Tutorial Section - Exploring Wavelts with the ExtractWaveletsScript
01-31-23: Added two new videos to the 2-Minute Tutorial Section - Using HDRMT and LHE to enhance detail
01-25-23: 2-Minute Tutorials - Added 3 more to the collection.
01-23-23: Added a new Automatic Table Of Contents to posts and imaging projects that list headings you can click on for navigation
01-22-23: 2-Minute Tutorials - Added 4 more tutorials to the collection.
01-21-23: 2-Minute Tutorials: Added “Clean Up A Mask, Part 2 - Using CloneStamp
01-21-23: Added new video o the Video Content Section: BlurXTerminator - A Breakthrough in Deconvolution?
01-17-23: Tips & Techniques: BlurXTerminator - A Breakthrough in Deconvolution?
01-09-23: Added a new section under Tips & Techniques: 2-Minutes Tutorials - Pixinsight
01-04-23: Reworked the Gear and Tips & Techniques Menu to primarily use Gallery views
01-02-23: More Info: Added Operating Philosophy and Principals Page
01-02-23: Reworked the Imaging Projects Menu to primarily use Gallery views
01-02-23: Cosgrove’s Cosmos Wraps Up 2022! Metablog Update #9
12-31-22: Video Content: Added video “Changing to the ZWO AM5 Harmonic Mount
12-29-22: My Gear: Askar FRA400 Platform Version 2.0: Changing to the ZWO AM5 Harmonic Mount!
12-13-22: Added “IC 1848 - The Soul Nebula - Project Introduction and Discussion” video to the video section.
12-13-22: IC 1848 - The Soul Nebula - 7.8 hours in SHO (& a Change in Horses Mid-Stride!)
12-3-22: NGC 281 - The Pacman Nebula - 8 hours in SHO (& Fighting a Strange Artifact!)
11-18-22: Melotte 15 - The Heart of the Heart Nebula (IC 1805) - 5.5 hours of SHO
11-13-22: Added NGC 7635 - The Bubble Nebula” Video to the Video Content Page.
11-13-22: NGC 7635 - The Bubble Nebula w/M52 - 8.25 hours in SHO - Not Sure I Love it
11-06-22: Added a video introduction and processing overview for the IC 1396A Imaging Project.
11-02-22: IC 1396A - The Elephant’s Trunk - 7.3 hrs in SHO (a Case of Virus Interuptus)
10-01-22: Added a new page: ”Image Honors & Recognitions.
09-30-22: Tips & Techniques: Using Masks as a SUPERPOWER in Pixinsight!
09-23-22: Added the 8th Publication for the year! NGC4565 published in Nov 2022 Astronomy Magazine!
09-17-22: Added New Image to ‘Published Image’ Page - Item #7
09-17-22: NGC 6888 - The Crescent Nebula - 12.9 hours in HOOrgb
09-11-22: Pickering’s Triangle (NGC 6979) ~ 12 hours in SHO
09-07-22: SH2-114 -The Flying Dragon Nebula - a VERY Faint Challenge Target - 17.5 hours HSSrgb
09-01-22: Added Section, "Talks & Presentations” - My Astrophotography talk at RocheStar Fest 2022
08-31-22: Home: Added a new Video Content Section
08-31-22: Home: Added “Publication - Articles.”
08-31-22: Home: Added “Publication - Images.”
08-30-22: My Gear: Askar FRA400 Platform Version 1.5: Adding a Camera Rotator!
08-19-22: A Rich Sagittarius Region, including Messiers 8, 20, and 21 - 3.9 hours in HaRGB
08-08-22: Messier 57 - The Ring Nebula - 14.7 hours in LHaRGB - Capturing the Outer Ring!
07-22-22: Cosgrove’s Cosmos Celebrates its First-Year Milestone! (Update #8)
07-18-22: SH2-73 - An Integrated Flux Nebula in Hercules - 9.8 hours in LRGB
07-09-22: IC 4592 - The Blue Horsehead Nebula - 4.5 hours in LRGB
07-02-22: Messier 13 - The Great Hercules Cluster - 8.5 hours in LRGB - Super Sharp!
06-27-22: Messier 106 Region - 5.7 hours LRGB
06-22-22: Messier 64 - The Black Eye Galaxy - 2.6 hrs in LRG
06-08-22: NGC 5907/5906 - The Splinter Galaxy - 8 hrs in LRGB
05-21-22: Messier 81/82 Wide Field: 3.5 hours LRGB - A Failed Quest for IFN!
05-13-22: NGC 4565 - The Needle Galaxy - 11.5 hours in LRGB
05-11-22: M101 -The Pinwheel Galaxy in LHaRGB (11 hours)- a third attempt!
04-15-22: MetaBlog: Cosgrove’s Cosmos Update #7
04-03-22: IC 2177 - The Seagull Nebula in SHO - Just 2 hours!
04-01-22: NGC 2359 - Thor’s Helmet in SHO ~only 2.5 hours!
03-30-22: Tips and Techniques: Using The EZ-Decon Script in Pixinsight
03-27-22: Tips and Techniques: Using Deconvolution in Pixinsight (a seven-part series)
03-13-22: Added a new post under My Observatory Project: The Goals of my Observatory Project
03-13-22: Added a new section entitled “My Observatory Project”
02-26-22: Tips and Techniques: Target Selection and Sequence Planning
02-10-22: Tips and Techniques: Astro Cameras: OSC vs. Mono - Which is Best?
02-06-22: Tips & Techniques: Overcoming Barriers: Wiring up to and Cable Managing Your Telescope Platform
01-29-22: My Gear: A Smaller Footprint Image Processing Computer for Easier Transport
01-26-22: Metablog: Update # 6
01-13-22: Sharpless 2-115 and Abell 71 - 4.0 hours in SHO.
01-10-22: NGC 7293, The Helix Nebula ~4.5 hours of LHaRGB: Dealing with “Bad Data”
01—5-22: A Narrow Field Shot of the NGC 1499 - California Nebula - in SHO - 10 Hours
12-30-21 SH2-157 The Lobster Claw Nebula - with NGC 7635 (The Bubble Nebula) in SHO - 4.25 hours.
12- 17-21: IC 1848 - The Soul Nebula - only 2 Hours of NB Data from an Abandoned Project
12-10-21: The Horsehead (B33) and The Flame Nebula (NGC 2024) in LHaRGB - A “Failed” Image
11-30-21: IC 63 - “The Ghost of Cassiopeia” in LHaRGB, ~10 hours
11-23-21: Messier 31 - The Andromeda Galaxy in LHaRGB - 6 hours
11-18-21: SH2-170 - The Little Rosette Nebula in SHO - 7 hours
11-13-21: IC 1805 The Heart Nebula in SHO - 11.5 hours
11-03-21: Metablog: Update #5
10-26-21: Imaging Projects: IC 1396/1396A - The Elephant's Trunk Nebula
10-23-12: Tips & Techniques: The Development Phases of Astrophotography
10-22-21: Metablog: Blackfriars Theater has asked to use my images in their production of "Silent Sky"
10-20-21: Tips & Techniques: My Secret to Mounting Telescope Accessories!
10-18-21: Going Mobile! The First Use of My Portable Rig in a New Location
10-18-21: Askar FRA400 version 1.0: updated with new and more complete details on the build.
10-05-21: @CosgrovesCosmos Twitter Feed (experimenting with a new feature)
10-05-21: Overcoming Barriers: Flat Calibration Frames
10-05-21: Overcoming Barriers: Polar Alignment
09-19-21: DWB 111/119 - The Propeller Nebula in SHO - 11.9 hours
09-15-21: Messier 27 - The Dumbbell Nebula in Narrowband - 10,25 Hours
09-12-21: SH2-132 The Lion Nebula in SHO (8.33 hours)
09-07-21: Metablog Update #4
09-04-21: Updated the “About” page, adding photos and more history
08-31-21: Another Way to Share Your Astrophotography - Video Slide Shows
08-29-21: Added a new page of Online Resources that I have found useful (More Info)
08-24-21: The Top 10 Errors Beginners Make in Astrophotography (Tips and Techniques)
08-18-21: A Computer, Storage, and Networking Strategy for Astrophotography (My Gear)
08-18-21: Cosgrove’s Cosmos Update #3 (Metablog)
08-16-21: NGC 6820 and NGC 6823 - An Open Cluster w/Nebula - A Grudge Match..(Imaging Projects)
08-11-21: NGC 7000 (The North American Nebula) w/IC 5070 (Pelican Nebula) in SHO (Imaging Projects)
08-09-21: SH2-101 - The Tulip Nebula in SHO (Imaging Projects)
08-05-21: Messier 8 - The Lagoon Nebula In the Hubble Palette
08-05-21: Astro Cart - A Mobile Computer Desk for the Driveway (My Gear)
08-03-21: Cosgrove’s Cosmos Update #2 (Metablog)
07-27-21: Update #1 (Metablog)
07-26-21: Messier 24 - The Small Sagittarius Star Cloud - in Widefield LRGB (Imaging Projects)
07-22-21: It’s Alive! (First Metablog)