Showing posts with label astrophysics. Show all posts
Showing posts with label astrophysics. Show all posts
Wednesday, April 1, 2026

Humor

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Martin Perscheid "Ceres Science" on Facebook 15 August 2024; see also https://en.wikipedia.org/wiki/Martin_Perscheid Previously o...
Thursday, September 19, 2024

Tunguska, Chelyabinsk, Berlin, and New York

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(See the previous post.) After my article on the Tunguska Event of 1908 was published, it was removed from This Month in Astronomical Histor...
Monday, September 16, 2024

The Tunguska Event of 1908

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[ This article was accepted and published by the Historical Astronomy Division of the American Astronomical Society for webpages "This ...
Wednesday, June 7, 2023

Globular Clusters

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Despite the shorter nights, summer is great time to pursue globular clusters. Messier objects 4 and 80 are in Scorpius. M22 is in Sagittariu...
Tuesday, February 7, 2023

Publications in Historical Astronomy

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I joined the American Astronomical Society in order to apply for an opportunity to volunteer as an assistant editor for the Historical Astro...
Monday, March 28, 2022

Recent Astronomical Observing

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We bought this home in part for its larger backyard and better views of the sky. Nominally, we are still under Bortle 7-8 conditions with th...
Sunday, May 30, 2021

Steven J. Dick’s Discovery and Classification in Astronomy

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Thomas Jefferson did not say that it “was easier to believe that two Yankee professors could lie than to admit that stones could fall from h...