Category Archives: Sidereal Times

The Last Sunset: A Final Bloom

Posted on October 1, 2023 by ST Editors

by Purnendu Gupta End of Days Where do stars like the sun go when they die? At five billion years old, our sun is a middle aged star. In the stellar spectral classification it is also a middle class, yellow … Continue reading →

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Point of View

Posted on October 1, 2023 by ST Editors

by John A. Church “You’re home early, Dad!”“We only work half days at the office now because of the pandemic. I stopped on theway home to get you something because I know how much you like astronomy.”“Thank you! I bet … Continue reading →

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A Year of Oppenheimer  

Posted on October 1, 2023 by ST Editors

by Gene Allen Some of us followed the recommendation at the November 8, 2022, AAAP meeting to read American Prometheus: The Triumph and Tragedy of J. Robert Oppenheimer. Even though the book bogged down in minutiae of the hearing testimony, … Continue reading →

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Gifts from Outer Space

Posted on October 1, 2023 by ST Editors

by S. Prasad Ganti The spacecraft OSIRIS-REx passed close to the Earth to paradrop off a sample of material it scooped from the asteroid Bennu about three years back. The sample has landed safely in the deserts of Utah, while … Continue reading →

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Snippets

Posted on October 1, 2023 by ST Editors

compiled by Arlene & David Kaplan James Webb: Telescope reveals new detail in famous supernova This is an image of a supernova – an exploded star – taken by the new super space telescope James Webb (JWST). SN1987A, as it’s … Continue reading →

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From The Director

Posted on September 4, 2023 by ST Editors

by Rex Parker, PhD director@princetonastronomers.org Monthly Meetings on Campus Begin Sept 12.  We’re excited that the Dept of Astrophysical Sciences at Princeton University is welcoming us back again to Peyton Hall auditorium for our meetings on the second Tuesday each … Continue reading →

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