Daily Archives: February 2, 2019

From the Director

Posted on February 2, 2019 by ST Editors

      by Rex Parker, Director Open space, dark skies, and the stars. According to a recent study of satellite-based luminance measurements across the globe (Falchi et al., Sci Adv 2016, The new world atlas of artificial night sky … Continue reading →

Posted in February 2019, Sidereal Times | Tagged , | Leave a comment

From the Program Chair

Posted on February 2, 2019 by ST Editors

By Ira Polans The February meeting of the AAAP will be held on the 12th at 7:30PM in the auditorium (Room 145) of Peyton Hall on the Princeton University campus The featured talk is by Gino Serge on his book … Continue reading →

Posted in February 2019, Sidereal Times | Tagged , | Leave a comment

January 2019 meeting minutes

Posted on February 2, 2019 by ST Editors

by Jim Poinsett, Secretary Minutes of the January 2019 Meeting of the Amateur Astronomers Association of Princeton After the lecture by Frank Reed on Celestial Navigation, Larry called the meeting to order. Reports from the chairs of the departments: Program … Continue reading →

Posted in February 2019, Sidereal Times | Tagged , | Leave a comment

Lunar Eclipse

Posted on February 2, 2019 by ST Editors

For more pictures of the Lunar Eclipse by Robert Vanderbei follow the link below. Lunar Eclipse by Robert Vanderbei The following picture by Matthew Oechsner

Posted in February 2019, Sidereal Times | Tagged , , | Leave a comment

Fireball event during the lunar eclipse

Posted on February 2, 2019 by ST Editors

by Luisa Villani-Gong For those witnessing the January 20, 2019 lunar eclipse in the New Jersey area there was an added treat: a fireball event. At approximately 10:48 p.m. local time, a fireball fell in the skies south west of … Continue reading →

Posted in February 2019, Sidereal Times | Tagged , | Leave a comment

The Carrington Event

Posted on February 2, 2019 by ST Editors

by David W. Letcher The Carrington Event AKA The Solar Storm of 1859 I became aware of the Carrington Event while watching National Geographic’s TV program entitled “Mission To The Sun” which I recorded on November 26, 2018 and watched … Continue reading →

Posted in February 2019, Sidereal Times | Tagged , | Leave a comment

The hair rides the string

Posted on February 2, 2019 by ST Editors

by Theodore R. Frimet Observation and perception There are regular and predictable motions of a galaxy’s spiral arm. On our carousel ride through our neck of cosmos, we typically move altogether. What perplexes me, the most, however, is the bumpy … Continue reading →

Posted in February 2019, Sidereal Times | Tagged | Leave a comment

string of pearls…

Posted on February 2, 2019 by ST Editors

by Theodore R. Frimet …and puddle ducks A while ago, I acquired a Swift phase contrast microscope. It became a replacement for my failed attempt to revive a binocular, standard light version. It did not, however, replace my single ocular … Continue reading →

Posted in February 2019, Sidereal Times | Tagged | Leave a comment

Magnetar Extinction

Posted on February 2, 2019 by ST Editors

by Theodore R. Frimet Why earth lets us live You know, sometimes it really is the simple things in life that I enjoy the most. Microscopy is among one of them. Imagine my glee upon rediscovering the less obvious connection … Continue reading →

Posted in February 2019, Sidereal Times | Tagged | Leave a comment

New Horizons

Posted on February 2, 2019 by ST Editors

by Prasad Ganti On the new year’s day, 2019, NASA’s New Horizons spacecraft passed the most distant object in our solar system, which any human made spacecraft came close to. This object is about four billion miles away from Earth, … Continue reading →

Posted in February 2019, Sidereal Times | Tagged | Leave a comment