Kalamazoo Astronomical Society
@kzooastro.bsky.social
The Kalamazoo Astronomical Society, founded in 1936, is the oldest and one of the largest groups of its kind in Michigan.
The feature presentation from our January General Meeting, titled "Venus as a Potentially Habitable Planet" by Prof. Sara Seager, is now available for viewing on our YouTube channel. Enjoy! youtu.be/WdkP3tvGSjk?...
"Venus as a Potentially Habitable Planet" by Professor Sara Seager
YouTube video by Kalamazoo Astronomical Society
youtu.be
January 19, 2026 at 7:07 PM
The feature presentation from our January General Meeting, titled "Venus as a Potentially Habitable Planet" by Prof. Sara Seager, is now available for viewing on our YouTube channel. Enjoy! youtu.be/WdkP3tvGSjk?...
Story on the "Introduction to Amateur Astronomy" series by the Western Herald (WMU's student newspaper). www.westernherald.com/news/article...
Kalamazoo Astronomical Society to help amateur astronomers shoot for the moon with upcoming five-part lecture series
The Kalamazoo Astronomical Society (KAS) is set to host a five-part virtual lecture series titled “Introduction to Amateur Astronomy” beginning Jan. 17.
www.westernherald.com
January 18, 2026 at 6:14 AM
Story on the "Introduction to Amateur Astronomy" series by the Western Herald (WMU's student newspaper). www.westernherald.com/news/article...
Tonight's Online Viewing Session is ON! Join us as we explore the deep-sky wonders of the winter sky starting at 9 PM EST. If you haven't registered yet, be sure to do so now: us06web.zoom.us/meeting/regi...
January 10, 2026 at 10:27 PM
Tonight's Online Viewing Session is ON! Join us as we explore the deep-sky wonders of the winter sky starting at 9 PM EST. If you haven't registered yet, be sure to do so now: us06web.zoom.us/meeting/regi...
KAS Double Header! Join us for our January General Meeting tonight at 7 PM, featuring Prof. Sara Seager, and don't miss our Online Viewing Session tomorrow at 9 PM. Let's kick off our 90th anniversary on a high note! For more details, visit our schedule page: www.kasonline.org/schedule.html.
KAS Online >> Schedule of Events
www.kasonline.org
January 9, 2026 at 7:36 PM
KAS Double Header! Join us for our January General Meeting tonight at 7 PM, featuring Prof. Sara Seager, and don't miss our Online Viewing Session tomorrow at 9 PM. Let's kick off our 90th anniversary on a high note! For more details, visit our schedule page: www.kasonline.org/schedule.html.
Join us for a tour of some deep-sky wonders this Saturday, January 10th, during our upcoming Online Viewing Session. We will start at 9pm EST. Everyone is welcome to participate, but please note that registration is required (www.kasonline.org/schedule.html).
January 8, 2026 at 3:27 PM
Join us for a tour of some deep-sky wonders this Saturday, January 10th, during our upcoming Online Viewing Session. We will start at 9pm EST. Everyone is welcome to participate, but please note that registration is required (www.kasonline.org/schedule.html).
Our year-long 90th anniversary celebration begins this Friday, January 9th, at 7pm. Please join at the Kalamazoo Area Math & Science Center or on Zoom. Follow this link to register on Zoom: www.kasonline.org/schedule.html
January 7, 2026 at 3:35 PM
Our year-long 90th anniversary celebration begins this Friday, January 9th, at 7pm. Please join at the Kalamazoo Area Math & Science Center or on Zoom. Follow this link to register on Zoom: www.kasonline.org/schedule.html
Happy Perihelion Day! Today, at approximately 12:15 PM EST, Earth reaches its closest point to the Sun for 2026. Measured from center to center, the distance between the Sun and Earth will be 91,403,637 miles. Earth's distance from the Sun varies slightly each day due to its elliptical orbit.
January 3, 2026 at 4:36 PM
Happy Perihelion Day! Today, at approximately 12:15 PM EST, Earth reaches its closest point to the Sun for 2026. Measured from center to center, the distance between the Sun and Earth will be 91,403,637 miles. Earth's distance from the Sun varies slightly each day due to its elliptical orbit.
KAS member Tim Kurtz captured this view of the Horsehead and Flame Nebulae from his family's property at Arizona Sky Village. He used an Askar 71F refractor, a ZWO AM5N mount, and an ASI071MC camera. He took 160 2-minute subframes and processed the final image with PixInsight and Adobe Lightroom.
December 29, 2025 at 3:27 PM
KAS member Tim Kurtz captured this view of the Horsehead and Flame Nebulae from his family's property at Arizona Sky Village. He used an Askar 71F refractor, a ZWO AM5N mount, and an ASI071MC camera. He took 160 2-minute subframes and processed the final image with PixInsight and Adobe Lightroom.
On behalf of the Kalamazoo Astronomical Society, we wish you a joyful holiday season. We look forward to celebrating our 90th anniversary with you throughout 2026!
December 24, 2025 at 8:46 PM
On behalf of the Kalamazoo Astronomical Society, we wish you a joyful holiday season. We look forward to celebrating our 90th anniversary with you throughout 2026!
Looking for a last-minute gift for the astronomy nut in your life? Consider a membership in the Kalamazoo Astronomical Society, the oldest and largest astronomy club in Michigan. Next year marks our 90th anniversary, and we have many exciting special events planned. www.kasonline.org/joining.html
December 20, 2025 at 6:26 PM
Looking for a last-minute gift for the astronomy nut in your life? Consider a membership in the Kalamazoo Astronomical Society, the oldest and largest astronomy club in Michigan. Next year marks our 90th anniversary, and we have many exciting special events planned. www.kasonline.org/joining.html
ONE MONTH AWAY! The "Introduction to Amateur Astronomy" lecture series starts on January 17th. Over 300 people have already registered. Sign up now, attend all five sessions, and you'll earn a Certificate of Completion. www.kasonline.org/amastro.html
December 17, 2025 at 3:31 PM
ONE MONTH AWAY! The "Introduction to Amateur Astronomy" lecture series starts on January 17th. Over 300 people have already registered. Sign up now, attend all five sessions, and you'll earn a Certificate of Completion. www.kasonline.org/amastro.html
That's a wrap! The most recent Online Viewing Session, our last activity of the year, is now available for viewing on our YouTube channel. Our year-long 90th anniversary celebration begins on January 9th. Join us! www.youtube.com/live/40bYTSy...
Online Viewing Session - December 13, 2025
YouTube video by Kalamazoo Astronomical Society
www.youtube.com
December 16, 2025 at 5:40 PM
That's a wrap! The most recent Online Viewing Session, our last activity of the year, is now available for viewing on our YouTube channel. Our year-long 90th anniversary celebration begins on January 9th. Join us! www.youtube.com/live/40bYTSy...
Tonight's Online Viewing Session, featuring the KAS Remote Telescope, is ON! Take a break from the hectic holiday season and join us for a tour of some deep-sky wonders, all observed from the dark skies of southeastern Arizona. Follow this link to register: us06web.zoom.us/meeting/regi...
December 13, 2025 at 9:54 PM
Tonight's Online Viewing Session, featuring the KAS Remote Telescope, is ON! Take a break from the hectic holiday season and join us for a tour of some deep-sky wonders, all observed from the dark skies of southeastern Arizona. Follow this link to register: us06web.zoom.us/meeting/regi...
The final KAS activity of 2025 is scheduled for tomorrow (12/13). Join us on Zoom at 8:30 pm EST for our next Online Viewing Session, featuring the KAS Remote Telescope. The weather forecast has improved since earlier this week. Visit the schedule page to register: www.kasonline.org/schedule.html
December 12, 2025 at 7:49 PM
The final KAS activity of 2025 is scheduled for tomorrow (12/13). Join us on Zoom at 8:30 pm EST for our next Online Viewing Session, featuring the KAS Remote Telescope. The weather forecast has improved since earlier this week. Visit the schedule page to register: www.kasonline.org/schedule.html
Today is GivingTuesday! Please support the mission and activities of the KAS by making a contribution. Thank you! www.kasonline.org/donate.html
KAS Online >> Make a Donation
www.kasonline.org
December 2, 2025 at 3:35 PM
Today is GivingTuesday! Please support the mission and activities of the KAS by making a contribution. Thank you! www.kasonline.org/donate.html
Wishing all astronomy fans a joyful Thanksgiving.
November 27, 2025 at 4:20 PM
Wishing all astronomy fans a joyful Thanksgiving.
Reposted by Kalamazoo Astronomical Society
Albert Nagler
(1935—2025)
The Nagler family would like to express our deepest appreciation for the outpouring of condolences these past few weeks. Each is helping us inch forward from our loss.
Our new blog post has an image gallery from Al’s life:
tinyurl.com/TVOTWAlNagler
(1935—2025)
The Nagler family would like to express our deepest appreciation for the outpouring of condolences these past few weeks. Each is helping us inch forward from our loss.
Our new blog post has an image gallery from Al’s life:
tinyurl.com/TVOTWAlNagler
November 24, 2025 at 3:20 PM
Albert Nagler
(1935—2025)
The Nagler family would like to express our deepest appreciation for the outpouring of condolences these past few weeks. Each is helping us inch forward from our loss.
Our new blog post has an image gallery from Al’s life:
tinyurl.com/TVOTWAlNagler
(1935—2025)
The Nagler family would like to express our deepest appreciation for the outpouring of condolences these past few weeks. Each is helping us inch forward from our loss.
Our new blog post has an image gallery from Al’s life:
tinyurl.com/TVOTWAlNagler
"You know Orion always comes up sideways.
Throwing a leg up over our fence of mountains,
And rising on his hands, he looks in on me..."
- Robert Frost, The Star-Splitter
Throwing a leg up over our fence of mountains,
And rising on his hands, he looks in on me..."
- Robert Frost, The Star-Splitter
November 25, 2025 at 5:09 AM
"You know Orion always comes up sideways.
Throwing a leg up over our fence of mountains,
And rising on his hands, he looks in on me..."
- Robert Frost, The Star-Splitter
Throwing a leg up over our fence of mountains,
And rising on his hands, he looks in on me..."
- Robert Frost, The Star-Splitter
Our first Online Viewing Session of the 2025/2026 season is now available for viewing on our YouTube channel. www.youtube.com/live/h40wZRF...
Online Viewing Session - November 15, 2025
YouTube video by Kalamazoo Astronomical Society
www.youtube.com
November 21, 2025 at 3:33 PM
Our first Online Viewing Session of the 2025/2026 season is now available for viewing on our YouTube channel. www.youtube.com/live/h40wZRF...
The season premiere of Online Viewing Sessions, featuring the KAS Remote Telescope in Arizona, is ON tonight! Follow this link (shorturl.at/3idP1) to register or join us live on YouTube (www.youtube.com/c/kalamazooa...).
November 15, 2025 at 5:50 PM
The season premiere of Online Viewing Sessions, featuring the KAS Remote Telescope in Arizona, is ON tonight! Follow this link (shorturl.at/3idP1) to register or join us live on YouTube (www.youtube.com/c/kalamazooa...).
The forecast looks much improved from earlier this week for the first Online Viewing Session of the season tomorrow. If skies above Arizona Sky Village are indeed clear, register for the session and join us on Zoom starting at 8:30 pm EST. www.kasonline.org/viewing.html
November 14, 2025 at 3:20 PM
The forecast looks much improved from earlier this week for the first Online Viewing Session of the season tomorrow. If skies above Arizona Sky Village are indeed clear, register for the session and join us on Zoom starting at 8:30 pm EST. www.kasonline.org/viewing.html
KAS member Tim Kurtz made a timelapse video of the aurora from a couple of nights ago. He used a Canon 90D and took 200 3-second images with a 10mm lens at f/4.
November 13, 2025 at 3:38 PM
KAS member Tim Kurtz made a timelapse video of the aurora from a couple of nights ago. He used a Canon 90D and took 200 3-second images with a 10mm lens at f/4.
It seems that our all-sky camera at Arizona Sky Village recorded a flyover of the International Space Station. www.kasonline.org/all-sky.html
November 11, 2025 at 1:56 AM
It seems that our all-sky camera at Arizona Sky Village recorded a flyover of the International Space Station. www.kasonline.org/all-sky.html
The UK's best-selling astronomy magazine, "Sky at Night," recently featured the KAS in its "Society in Focus" column in its October 2025 issue. We extend our gratitude to everyone at "Sky at Night" for this recognition.
November 8, 2025 at 9:35 PM
The UK's best-selling astronomy magazine, "Sky at Night," recently featured the KAS in its "Society in Focus" column in its October 2025 issue. We extend our gratitude to everyone at "Sky at Night" for this recognition.
The Legend Returns! Accept no substitutes. Our world-renowned five-part "Introduction to Amateur Astronomy" lecture series returns starting on January 17th. Register today, and we'll guide you on your journey to becoming a star-hopping skymaster! www.kasonline.org/amastro.html
November 6, 2025 at 1:19 AM
The Legend Returns! Accept no substitutes. Our world-renowned five-part "Introduction to Amateur Astronomy" lecture series returns starting on January 17th. Register today, and we'll guide you on your journey to becoming a star-hopping skymaster! www.kasonline.org/amastro.html