Author Archives: ST Editors

string of pearls…

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

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

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

Snippets

compiled by Arlene & David Kaplan Saturn’s spectacular rings are ‘very young’ The end phases of the Cassini mission should yield new information about Saturn’s interior. We’re looking at Saturn at a very special time in the history of the … Continue reading

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

From the Director

      by Rex Parker, Director Eyes and Instruments on Solar System Astronomy in 2019. A wonderful way to receive the new year’s promise of discovery is to get outside and engage in astronomy during these cold winter nights. … Continue reading

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

From the Program Chair

By Ira Polans This month’s featured talk is by Frank Reed on “Celestial Navigation: History and Future”. Before GPS and radio-based navigation aids, mariners crossed the oceans by observing the Sun, the Moon, and the stars and planets. Celestial navigation … Continue reading

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