Selected Cassiopeia Observatory Reports Sky Aurora Borealis (Northern Lights) in Arizona! (Oct 2024) Aurora Borealis (Northern Lights) in Arizona! (May 2024) SpaceX Starlink satellites (Nov 2019) SpaceX Starlink satellites (May 2019) Sun Total Solar Eclipse - 8 April 2024 Partial Solar Eclipse - 14 October 2023 Total Solar Eclipse - 21 August 2017 ISS-Sun Transit Partial Solar Eclipse - 23 October 2014 Solar Eclipse - 20 May 2012 Moon Occultation of Spica (Jul 2024) New Personal Record: 13h48m Moon ISS-Moon Transit 18 Hour Old Moon 50 Yr Old Edmund 3" Scope, iPhone, & Total Lunar Eclipse Planets 8 Planets Night (Feb 2025) Venus-Jupiter Daytime Conjunction 26' 01" Jupiter-Saturn Conjunction 6' 22" Jupiter-Saturn Daytime Conjunction 6' 09" Transit of Mercury (2019) Transit of Mercury (2016) Callisto Occults/Eclipses Europa Jupiter Moons Io-Ganymede Occultation and Eclipse Occultation of Venus Transit of Venus Comets Comet Tsuchinshan-ATLAS (C/2023 A3) (Oct 2024) Comet Tsuchinshan-ATLAS (C/2023 A3) (Oct 2024) Comet Tsuchinshan-ATLAS (C/2023 A3) (Oct 2024) Comet NEOWISE (Jul 2020) Comet NEOWISE (Jul 2020) Comet C/2014 Q2 (Lovejoy) (Jan 2015) Comet C/2011 L4 (PanSTARRS) (Mar 2013) Deep Sky Objects Einstein Cross?, Gegenschein Observing Stars in Andromeda Galaxy with 12" Telescope Einstein Cross with 8" Telescope and DSLR G1 and G2 Globular Clusters in M31 Andromeda Galaxy NGC206, G76, C107 in M31 Andromeda Galaxy Quasar 3C273, HST-Moon Transit, (and more) Other David H. Levy Arizona Dark Sky Star Party II & Oracle Dark Sky Cultural Festival (2022) Bighorn Fire reports 2020 (Jun-Jul 2020) IU Asteroid Program, Asteroid Delores (Owings) First David H. Levy Arizona Dark Sky Star Party (2019) Meade 12" LX600 Checkout and First Light! Final Session with Meade 8" LX200-ACF Telescope IDA Dark Sky Defender Award 2015 Kitt Peak and Cassiopeia Observatories First Light!!!

Tips Meade 2" Diagonal Repair Adding the "Sun as Asteroid" Satellite Tracking Simple LX200-ACF Counterweight Homemade Eyepiece Tray Finderscope Crosshair Replacement Solar Filter Mask/Holder Astrophotography Tips DSI Principles for Responsible Astrophotography D850 DSLR ISO Tests iPhone Afocal Photography LiDAR Issue Sky and DSO White Balance Tests "Beginner Digital Astrophotography" slides (web version) "Beginner Digital Astrophotography" slides (PDF, 23MB) How I Do Astrophotography Astrophotography Types DSLR Telephoto Lens Solar Filter Homemade iPhone Afocal Astrophotography Adapter "Hat Trick" Method Astrophotography Tips Articles & Documents Meade Manuals Archive (Jun 2025) Barnard Objects spreadsheet Eyepiece Occulting Bar Venus Filter Tests Herschel 400 List (Excel) Revolution Imager settings (PDF) Revolution Imager settings (Excel) FOV Measurements spreadsheet (Excel) Observing Logs from 1960s Report: Partial Solar Eclipse 20 July 1963 (PDF) Rockets California SpaceX Falcon 9 Rocket Launch (Jun 2025) California SpaceX Falcon 9 Rocket Launch (Feb 2025) California SpaceX Falcon 9 Rocket Launch (Jan 2025) California SpaceX Falcon 9 Rocket Launch (Dec 2024) California SpaceX Falcon 9 Rocket Launch (Oct 2024) California SpaceX Falcon 9 Rocket Launch (Oct 2024) California SpaceX Falcon 9 Rocket Launch (Sep 2024) Firefly Aerospace Alpha rocket launch (Jul 2024) California SpaceX Falcon 9 Rocket Launch (Jun 2024) California SpaceX Falcon 9 Rocket Launch (Jun 2024) California SpaceX Falcon 9 Rocket Launch (May 2024) California SpaceX Falcon 9 Rocket Launch (Mar 2024) California SpaceX Falcon 9 Rocket Launch (Mar 2024) California SpaceX Falcon 9 Rocket Launch (Feb 2024) SpaceX Falcon 9 Launch (Jan 2024) Firefly Rocket Launch (Sep 2023) SpaceX Falcon 9 Rocket Launch (Jul 2023) SpaceX Falcon 9 Rocket Launch (Oct 2022) SpaceX Falcon Heavy upper stage rocket burn (Feb 2018) SpaceX Falcon 9 rocket launch (Dec 2017) Local School Model Rocket Program (2018)

SkyShed POD Articles, Tips, and Add-Ons Road to Oracle Observatory SkyShed POD Assembly Notes (from assembly video) Arrival Assembly Making of Cassiopeia Observatory (video) Carpet Installation First Light Leak Detective Leak Work Pivot Seals (image only) Some Add-Ons Pivot and Dome Gap Mitigation Door Handle Add-On Simple POD Light Shield Dome Wheel Fix Opening Cassiopeia Observatory (video) monoPOD Camera Mount Dome Dimple Fix (before) Dome Dimple Fix (after) Dome Wheel Modification POD Roller Desk POD iPad Platform POD Zenith Table (PZT) POD Door Hinge Fix SkyShed POD Air Conditioner Solar Powered LED Pathway Lights POD Bay Cabinet POD Door Fix SkyShed POD Vinyl Dome Cover Some of My Other Astronomy Web Pages Edmund Scientific Telescopes Memorial Page Oracle Dark Skies Committee Light Pollution articles Lighting Hall of Shame Some Thoughts on Light Pollution and Light Nuisance Visits to Other Observatories 10/05/24) Cassiopeia Constellation Guide Observational Guides and References Initial 8" LX200-ACF Reports Astronomy Themed OTR Weasner's Mighty ETX Site LX90 Site (no longer updated) LXD55/75 Site (no longer updated) Equipment Theft Memorial Web Pages My Other Pages My Home Page Family Home Page Live Oracle Webcam (weather at Cassiopeia Observatory)

Interviews, Newspaper Articles, & Published Works Dark Skies & Arizona National Scenic Trail in Pinal County IU Foundation: Reach for The Stars Citizen Hiker: Star Treks Pinal County Celebrates Dark Skies: Crucial For Celestial Tourism And Arizona’s Astronomy Industry Night Hikes in Arizona: Protecting our Skies Museum eclipse event highlighting Seymour natives Lights out: Oracle State Park hosts star viewing party to celebrate Arizona’s dark skies Cronkite News report (starts 11:13) Explore Alliance: Focus on Smartphone Astrophotography Astrophotography with your smartphone Stargazing gains followers, promotes tourism in rural regions Phone Skope blog guest post Explore Alliance Presents: Mike Weasner Finding my Way to the Stars autobiography Explore Alliance dark sites discussion Celebrating IU Alumni Contributions IU: The Art of Science Clearer Skies Bring Opportunities For Stargazing Arizona during International Dark Sky Week Smartphone Astrophotography talk video International Dark Sky Places talk video 2nd Arizona Dark Sky Star Party talk video Planetary Society LightSail 2 satellite photo Starry, starry nights shine in Pinal Video about 1st Arizona Dark Sky Star Party participation Mountain Vista kids learn it’s not just rocket science My Interview with "The Mac Observer" My Interview with "Rosie on the House" (7 AM segments) Astronomer visits Mt. Vista School How to photograph Great American Eclipse with your iPhone A Universe of Images (Emmy Nominated PBS TV story) Where are the 'darkest' places in Arizona? Arizona Republic story on OSP IDSP Designation Tucson News Now video story on OSP IDSP Designation Arizona Daily Star story on OSP IDSP Designation IDA Press Release: Oracle State Park Arizona Daily Star article: Oracle State Park Newspaper Interviews/Articles, Sky & Telescope article Using the Meade ETX (book) Astronomy with Small Telescopes (book chapter)

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Some Other Astronomy Sites ScopeTrader Telescopius: Astronomy Planning Made Easy A Better Red-Light Filter for Your iPhone Photographing Space Polar Alignment by Iterating on One Star and Polaris Drift Polar Alignment Method Southern Stars LX200GPS Discussion Group SkyShed POD Discussion Group SkyShed POD

Gegenschein Calculator How To Choose The Right White Balance For Night Skies SQM reading to Magnitude converter Catching the Light The New World Atlas of Artificial Sky Brightness Nightscape Photography with Digital Cameras Sky and Telescope DarkSky International (formerly IDA) Association of Lunar & Planetary Observers American Association of Variable Star Observers

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