Tag Archives: betelgeuse

From The Director

Posted on June 3, 2025 by ST Editors

by Rex Parker, PhD director@princetonastronomy.org Next Meeting at the Planetarium – in Person Only – Bring Friends and Family!  We want to see you (and your family and friends) in person at the next monthly meeting of AAAP on Tuesday … Continue reading →

Posted in June 2025, May 2025, Sidereal Times | Tagged , , | Leave a comment

K2

Posted on April 1, 2020 by ST Editors

by Theodore R Frimet twasi-now, or twasi-later Diapause. One mechanism that we can attribute to the halt in biological development due to unfavorable conditions. When your Sun goes Nova, that would entirely fit the bill, wouldn’t you think? Hmmm. Pull … Continue reading →

Posted in April 2020, Sidereal Times | Tagged , , , , , , | Leave a comment

First Light with Stellar Spectroscopy

Posted on December 7, 2011 by ST Editors

by Rex Parker Spectroscopy has always been an interesting and appealing branch of optics and chemistry ever since I made my first diffraction grating spectroscope for a junior-high science fair project. Of course spectroscopy has many scientific applications today, especially … Continue reading →

Posted in December 2011, Sidereal Times | Tagged , , , | Leave a comment