Author Archives: ST Editors

Startling Preliminary Results on Dark Energy

Posted on September 29, 2024 by ST Editors

By Rich Sherman “Perhaps, says DESI’s scientists, the density [of dark energy] is changing over time…. If the findings prove true, it would catapult cosmology into a crisis.” –The Economist Every now and then there is an article that makes … Continue reading →

Posted in October 2024, Sidereal Times | 1 Comment

Snippets

Posted on September 28, 2024 by ST Editors

compiled by Arlene & David Kaplan The Sun Will Destroy the Earth One Day, Right? Maybe Not. In six billion years the sun will expand into a red giant. That process should consume Mercury, and maybe Venus. For a long … Continue reading →

Posted in October 2024, Sidereal Times | Tagged , | Leave a comment

From The Director

Posted on September 5, 2024 by ST Editors

by Rex Parker, PhD director@princetonastronomers.org Now Entering Our 62nd Year.  With the onset of monthly programs this fall at Peyton Hall we continue the quest of exploring AAAP’s opportunities in amateur astronomy.  The past few years speakers drew our interest … Continue reading →

Posted in September 2024, Sidereal Times | Tagged , | Leave a comment

From The Program Chair

Posted on September 3, 2024 by ST Editors

by Victor Davis, Program Chair September MeetingThe September, 2024 meeting of the AAAP will take place in Peyton Hall on the campus of Princeton University on Tuesday, September 10th at 7:30 PM. As usual, the meeting is open to AAAP … Continue reading →

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Book Review

Posted on September 3, 2024 by ST Editors

by Rich Sherman Title: Under Alien Skies Author: Philip Plait Ph.D.  Publisher: W. W. Norton & Company Publication Date: May 2024 Grade:  B+ Hardback $16.04, Paperback $16.38 on Amazon Total Pages: 336 This is a fun book. The author takes … Continue reading →

Posted in September 2024, Sidereal Times | Tagged , , , | Leave a comment

Flavors of Gravitational Waves

Posted on September 3, 2024 by ST Editors

by S. Prasad Ganti In 2015, gravity waves were detected by LIGO (Laser Interferometer Gravitational-wave Observatory) from the locations at Louisiana and Washington states. This proved one of the significant predictions of Einstein’s General theory of relativity. Generated by very … Continue reading →

Posted in September 2024, Sidereal Times | Tagged , | Leave a comment

Life and the Universe

Posted on September 3, 2024 by ST Editors

by John Church Here is one of the best-framed and most evocative eclipse photos I’ve ever seen.  This was taken by a college friend (Meganne Skoug) of my granddaughter Nora. They were in Monroeville, Indiana, not far from the edge … Continue reading →

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September 2024 Sidereal Times Astroimaging

Posted on September 3, 2024 by ST Editors

by Michael DiMario, AAAP Astroimaging Chair We begin a new astroimaging season with this edition of the Sidereal Times. The image below by AAAP astroimager Daniel Mints accessed a remote observatory, Starfront https://starfront.space with his own systems. The relatively inexpensive … Continue reading →

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Snippets

Posted on September 3, 2024 by ST Editors

compiled by Arlene & David Kaplan Mining for Neutrinos, and for Cosmic Answers Every morning, two dozen miners and engineers pack into a cage-like elevator for an 11-minute descent into the bowels of South Dakota’s Black Hills. At the bottom, … Continue reading →

Posted in September 2024, Sidereal Times | Tagged , | Leave a comment

From The Director

Posted on August 6, 2024 by ST Editors

by Rex Parker, PhD director@princetonastronomers.org 2024 Mid-Summer Edition of Sidereal Times.  I hope you’re enjoying your summer and getting a chance to do some astronomy on the occasional clear night here in central Jersey. Our summer hiatus for meetings continues … Continue reading →

Posted in Mid-summer 2024, Sidereal Times | Tagged , | Leave a comment

From The Program Chair

Posted on August 6, 2024 by ST Editors

by Victor Davis, Program Chair September MeetingThe September, 2024 meeting of the AAAP will take place in Peyton Hall on the campus of Princeton University on Tuesday, September 10th at 7:30 PM. As usual, the meeting is open to AAAP … Continue reading →

Posted in Mid-summer 2024, Sidereal Times | Tagged , , , , , , | Leave a comment

Gene Ramsey

Posted on August 6, 2024 by ST Editors

Observatory Chair 2010 – 2016 The heavens declare the glory of God, and the firmament proclaims His handiwork.Psalm 19:1 In his retirement years, Gene Ramsey pursued his passion for astronomy, serving as a diligent caretaker of this observatory and mentor … Continue reading →

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Book Review

Posted on August 6, 2024 by ST Editors

by Michael DiMario Title: The Allure of the MultiverseAuthor: Paul HalpernPublisher: Basic Books, New YorkPublication Date: January 2024Total Pages: 320 In The Allure of the Multiverse, the author physicist Paul Halpern begins to describe the early ideas of the infinite cosmos … Continue reading →

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