Tag Archives: michael dimario

From The Program Chair

by Victor Davis, Program Chair The Universe in a ComputerThe December, 2025 meeting of the AAAP will take place in Peyton Hall on the campus of Princeton University on Tuesday, December 9th at 7:30 PM. As usual, the meeting is … Continue reading

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From The Astrophotography Group

by Michael DiMario, Astrophotography Chair Bubble Nebula NGC7635 taken by Michael DiMarioTelescope:       Celestron C9.25 Edge HD at FL 1645mm f7.0Mount:             Losmandy GM811GExposures:       229 subframes @ 300 sec each over 5 nights for 19 hours of integration; ASI2600MC-P; Optolong L-Ultimate filterProcessing … Continue reading

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From The Program Chair

by Victor Davis, Program Chair He Who Lives in Harmony with Himself Lives in Harmony with the UniverseMarcus Aurelius Smooth Moves: Why Strain Wave Mounts are Taking OverThe October, 2025 meeting of the AAAP will take place in Peyton Hall … Continue reading

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The Bubble Nebula

by Michael DiMario, Astrophotography Chair The Bubble Nebula NGC 7635 is located in the constellation Cassiopeia 7100 light year from Earth. It is 7 light years across and is a glowing molecular cloud due to a very hot central star. … Continue reading

Posted in October 2025, Sidereal Times | Tagged , | Leave a comment

Book Review

by Michael DiMario Title: Challenger: A True Story of Heroism and Disaster on the Edge of Space Authors: Adam Higginbotham Publisher: Avid Reader Press, New York, NY Publication Date: 2024 Total Pages: 576 The space shuttle Challenger, on January 28, … Continue reading

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