Category Archives: Sidereal Times

From The Program Chair

Posted on June 3, 2025 by ST Editors

by Victor Davis, Program Chair A Change of VenueThe June, 2025 meeting of the AAAP will take place in the planetarium at the NJ State Museum in Trenton. Traditionally, the club’s last meeting of the academic year takes place in … Continue reading →

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Minutes of the May 13, 2025 Meeting

Posted on June 3, 2025 by ST Editors

by Gene Allen, Secretary Director Rex Parker opened the meeting in Peyton Hall at 1931. There were 36 attending and 23 online. He introduced Nomination Chair Dan Opdyke who reported that no additional nominations had been submitted and he called … Continue reading →

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Book Reviews

Posted on June 3, 2025 by ST Editors

by Tony Vinayak In the past couple of months, I read a few books that delve into astronomy – some more than the others. Here is a short overview to help you decide if they are to your taste: A … Continue reading →

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The North Star of Indian Cosmology

Posted on June 3, 2025 by ST Editors

by S. Prasad Ganti Famed Indian astrophysicist and cosmologist Dr. Jayant Narlikar has recently passed away. What follows is my tribute to this great scientist. Narlikar worked under the tutelage of Fred Hoyle, the eminent British astrophysicist and cosmologist at … Continue reading →

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Recreating the Universe on a Screen: The Power of N-Body Simulations in Astronomy

Posted on June 3, 2025 by ST Editors

by Abhinav Sukla, Co-editor Sidereal Times Physicists and astronomers have proposed countless theories about the cosmos. Until recently, however, there was little means through which to test their theories; often, observational data was not detailed or plentiful enough to verify … Continue reading →

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The Astro-imager’s Corner

Posted on June 3, 2025 by ST Editors

by Michael DiMario The Jelly Fish Nebula, located in the Gemini Constellation 5000 light years from Earth, is a result of possibly several supernova remnants of spinning neutron stars. The nebula is 70 light years in diameter and is composed … Continue reading →

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Snippets

Posted on June 3, 2025 by ST Editors

compiled by Arlene & David Kaplan Nothing is as we thought Do we know everything about the Milky Way? A team of astronomers has arrived to change everything we know about our universe, and they have found strong evidence that super-Earths (planets … Continue reading →

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From The Director

Posted on May 2, 2025 by ST Editors

by Rex Parker, PhD director@princetonastronomy.org May 13 2025 Meeting of AAAP.   Our meeting in Peyton Hall on May 13 will be the final monthly  session on campus until September. The June 10 meeting will convene at the State Planetarium in … Continue reading →

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From The Program Chair

Posted on May 2, 2025 by ST Editors

by Victor Davis, Program Chair Understanding the Plasma Dynamics of Black HolesThe May, 2025 meeting of the AAAP will take place in Peyton Hall on the campus of Princeton University on Tuesday, May 13th at 7:30 PM. As usual, the … Continue reading →

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