Some selected sky photography from Cassiopeia Observatory. Click a thumbnail to see a larger version.
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 Zodiacal Light 27 January 2011 D7000 DSLR f/3.5, 30 seconds, ISO 2000 27mm lens |
 Summer Milky Way 3 June 2011 D7000 DSLR f/3.5, 5 minutes, ISO 500 18mm lens |
 Orion over Moonlit Snow 3 December 2011 D7000 DSLR f/5.6, 25 seconds, ISO 500 18mm lens |
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 Zodiacal Light 11 February 2012 D7000 DSLR f/3.5, 30 seconds, ISO 2000 18mm lens |
 Zodiacal Light, Taurus, Pleiades, Venus, & Jupiter 20 March 2012 D7000 DSLR f/4, 60 seconds, ISO 800 18mm lens |
 Winter Night Sky 7 December 2012 D7000 DSLR f/8, 10 minutes, ISO 2500 8mm fisheye lens |
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 Winter Milky Way 7 December 2012 D7000 DSLR f/8, 10 minutes, ISO 2000 8mm fisheye lens |
 Zodiacal Light & Milky Way 11 January 2013 D7000 DSLR f/5, 30 seconds, ISO 5000 8mm fisheye lens |
 Crescent Moon at Sunset 12 January 2013 D7000 DSLR f/5, 1/60second, ISO 1600 102mm lens |
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 Planets Conjunction at Sunset 26 May 2013 D7000 DSLR f/5.3, 1/15second, ISO 400 75mm lens |
 Northern Sky Star Trails 31 May 2013 D7000 DSLR 30 minutes, ISO 1600 18mm lens |
 Northern Sky Star Trails 2 June 2013 D7000 DSLR 60 minutes, ISO 5000 8mm fisheye lens |
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 Airglow over Southern Arizona 2 June 2013 D7000 DSLR f/5, 1 minute, ISO 5000 8mm fisheye lens |
 Milky Way rising 3 June 2013 D7000 DSLR f/5, 1 minute, ISO 5000 8mm fisheye lens |
 Summer Milky Way 14 June 2013 D7000 DSLR f/5, 10 minutes, ISO 1600 8mm fisheye lens |
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 Milky Way 7 August 2013 D7000 DSLR f/5.6, 30 seconds, ISO 5000 8mm fisheye lens |
 Perseid Meteors 11 August 2013 D7000 DSLR 8mm fisheye lens |
 Nova Delphini 2013 27 August 2013 D7000 DSLR f/4.8, 2 minutes, ISO 1600 42mm lens |
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 Crab Nebula and Hyades 3 November 2013 D7000 DSLR f/5, 5 minutes, ISO 1600 50mm lens |
 Orion 3 November 2013 D7000 DSLR f/4.2, 5 minutes, ISO 1600 34mm lens |
 Observatory, Jupiter, Moon, Constellations 14 January 2014 D7000 DSLR f/16, 30 seconds, ISO 1600 8mm fisheye lens |
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 Observatory, Jupiter, Constellations 22 January 2014 D7000 DSLR f/5, 30 seconds, ISO 1600 8mm fisheye lens |
 Milky Way from Oracle State Park 3 May 2014 D7000 DSLR f/8, 5 minutes, ISO 2500 8mm fisheye lens |
 Sun's Brother Star HD162826 10 May 2014 D7000 DSLR 20 seconds, ISO 1600 Prime Focus |
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 Camelopardalid meteor 24 May 2014 D7000 DSLR f/5, 2 minutes, ISO 5000 8mm fisheye lens |
 Orion 14 January 2015 D7000 DSLR f/4.2, 2 minutes, ISO 6400 34mm lens |
 Zodiacal Light 7 February 2015 D7000 DSLR f/5.6, 30 seconds, ISO 1600 8mm fisheye lens |
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 Moon, Close Venus-Mars Conjunction 21 February 2015 D7000 DSLR f/4.5, 1/5sec, ISO 1600 18mm lens |
 Moon, Close Venus-Mars Conjunction 21 February 2015 D7000 DSLR f/4.8, 1/5sec, ISO 1600 45mm lens |
 Nova Sagittarii 2015 No. 2 17 March 2015 D7000 DSLR f/4.5, 15 seconds, ISO 6400 FL 35mm lens |
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 Nova Sagittarii 2015 No. 2 22 March 2015 D7000 DSLR f/5.6, 5 seconds, ISO 6400 FL 105mm lens |
 Nova Sagittarii 2015 No. 2 22 March 2015 D7000 DSLR f/3.5, 15 seconds, ISO 4000 FL 18mm lens |
 Jupiter, Venus, Crescent Moon 19 June 2015 D7200 DSLR f/5.6, 30 seconds, ISO 1600 FL 18mm lens |
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 Venus/Jupiter Conjunction 37' separation 29 June 2015 D7200 DSLR f/5.6, 2 seconds, ISO 4000 FL 300mm lens |
 Venus/Jupiter Conjunction 21'47" separation 30 June 2015 (day) iPhone 5s Afocal 77X |
 Venus-Moon Daytime Conjunction 8 October 2015 D7200 DSLR f/8, 1/500sec, ISO 400, FL 300mm lens |
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 Pleiades and Hyades 13 November 2015 D7200 DSLR f/4, 1/2sec, ISO 12800, FL 27mm lens |
 Venus Daytime Occultation & Plane 7 December 2015 D7200 DSLR FL 600mm lens |
 Comet C/2013 US10 Catalina, Mars, Meteors 14 December 2015 D7200 DSLR FL 30mm lens |
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 Belt of Venus & Mt Lemmon shadow 1 January 2016 D7200 DSLR FL 18mm lens |
 Zodiacal Light & Milky Way 3 February 2016 D7200 DSLR FL 8mm Fisheye lens |
 Saturn & Mars in Scorpius 26 May 2016 D7200 DSLR FL 18mm |
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 Milky Way 2 July 2016 D7200 DSLR FL 18mm |
 Lyra and Ring Nebula 2 July 2016 D7200 DSLR FL 140mm |
 Venus-Mercury Conjunction 16 July 2016 D7200 DSLR FL 360mm |
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 Summer Milky Way 4 September 2016 D7200 DSLR FL 8mm Fisheye lens |
 Winter Night Sky 28 January 2017 D7200 DSLR f/5, 10 minutes, ISO 1600 FL 8mm Fisheye lens SkyTracker Pro |
 Star Canopus 9 February 2017 D7200 DSLR f/11, 10 seconds, ISO 1600 FL 18mm |
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 Orion 24 February 2017 D7200 DSLR f/4.2, 5 minutes, ISO 3200 FL 35mm SkyTracker Pro |
 Zodiacal Light 20 April 2017 D7200 DSLR f/5, 1 minute, ISO 5000 FL 8mm Fisheye Lens SkyTracker Pro |
 Omega Centauri Globular Cluster 22 May 2017 1 minute, ISO 6400 FL 140mm SkyTracker Pro |
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 Milky Way 28 May 2017 D7200 DSLR f/3.5, 2 minutes, ISO 5000 FL 18mm SkyTracker Pro |
 KIC 9832227 Red Nova Candidate 28 May 2017 D7200 DSLR 30 seconds, ISO 5000 Prime Focus + Focal Reducer |
 Milky Way & Observatory 16 June 2017 D7200 DSLR f/3.5, 1 minute, ISO 5000 FL 18mm SkyTracker Pro |
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 Kitt Peak, Mercury, & Saturn 24 November 2017 iPhone 8 Plus 2X telephoto lens |
 Orion 15 December 2017 D7200 DSLR f/3.8, 1 minute, ISO 3200 FL 26mm SkyTracker Pro |
 SpaceX Falcon 9 Launch seen from Arizona 22 December 2017 D7200 DSLR f/3.5, 1/10sec, ISO 4000 FL 18mm |
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 Orion and Observatory 11 January 2018 D7200 DSLR f/5, 30 seconds, ISO 1600 FL 8mm Fisheye SkyTracker Pro |
 Zodiacal Light and Observatory 11 January 2018 D7200 DSLR f/5, 1 minute, ISO 1600 FL 8mm Fisheye SkyTracker Pro |
 Sky and SpaceX Rocket 6 February 2018 D850 DSLR f/3.5, 1 second, ISO 25600 FL 8mm Fisheye |
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 SpaceX Rocket 6 February 2018 D850 DSLR f/2.8, 1/4sec, ISO 25600 FL 70mm |
 Venus-Mercury Conjunction (1° 04') 3 March 2018 D850 DSLR f/6.3, 1/15sec, ISO 100 FL 150mm |
 Panorama: Rising Moon at Sunset, Observatory 27 May 2018 iPhone 8 Plus |
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 KIC 9832227 Red Nova Candidate 17 July 2018 D850 DSLR f/1.4, 1/4sec, ISO 6400, FL 50mm Handheld |
 KIC 9832227 Red Nova Candidate 31 July 2018 D850 DSLR 30 seconds, ISO 5000 Prime Focus |
 Mars, Saturn, Jupiter, & Venus 31 July 2018 D850 DSLR 1/2sec, ISO 6400 8mm fisheye lens |
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 KIC 9832227 Red Nova Candidate 4 August 2018 D850 DSLR f/1.4, 30 seconds, ISO 800, FL 50mm SkyTracker Pro |
 Saturn, M8 Lagoon Nebula, M20 Trifid Nebula 4 August 2018 D850 DSLR f/4.5, 1 minute, ISO 3200, FL 70mm SkyTracker Pro |
 Saturn, M8 Lagoon Nebula, M20 Trifid Nebula 4 August 2018 D850 DSLR f/5.6, 1 minute, ISO 5000, FL 300mm SkyTracker Pro |
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 Observatory, Jupiter, Venus, Moon 11 September 2018 D850 DSLR f/2.8, 1/20sec, ISO 1600, FL 35mm |
 Moon, Planets, ISS, Planes, POD 20 September 2018 D850 DSLR f/16, 10 seconds, ISO 1600, FL 8mm fisheye lens |
 Double Cluster, M31, M33 5 October 2018 D850 DSLR f/2.8, 1 minute, ISO 6400, FL 24mm SkyTracker Pro |
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 Milky Way 6 November 2018 D850 DSLR f/5, 2 minute, ISO 3200, FL 8mm Fisheye Lens SkyTracker Pro |
 Comet 46P/Wirtanen, Pleiades, Hyades 12 December 2018 D850 DSLR FL 50mm |
 Comet 46P/Wirtanen, Pleiades, Hyades 13 December 2018 D850 DSLR FL 70mm |
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 Orion 8 January 2019 f/4.5, 3 minutes, ISO 5000 Focal Length 70mm, SkyTracker Pro |
 Sky during Total Lunar Eclipse 20 January 2019 f/5, 15 seconds, ISO 3200 8mm fisheye lens |
 Zodiacal Light 26 January 2019 f/2.8, 15 seconds, ISO 2500 FL 24mm |
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 Zodiacal Light, Mars, Mercury 27 February 2019 f/5, 30 seconds, ISO 1600 FL 8mm fisheye lens |
 Mars-Mercury Conjunction 27' 17 June 2019 f/2.8, 1/15sec, ISO 3200 FL 46mm (crop) |
 Mars-Mercury Conjunction 18' 18 June 2019 f/2.8, 1/15sec, ISO 3200 FL 65mm |
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 Milky Way 20 August 2019 f/2.8, 20 seconds, ISO 3200 FL 24mm |
 Barnard's Star 10 June 2013, 17 September 2019 30 seconds, ISO 6400 Prime Focus + Focal Reducer |
 Jupiter-Venus Conjunction (1.5°) 23 November 2019 iPhone 11 Pro Max |