Author Archives: ST Editors

The Cycle of Eclipses

by John Church Many of my fellow AAAP members will have heard of the “saros”: the 18 years, 11 and one-third day cycle when eclipses of the sun and moon recur with nearly the same circumstances. To be more precise, … Continue reading

Posted in October 2017, Sidereal Times | Tagged , , | Leave a comment

Biosphere 2

by Prasad Ganti On a recent vacation to Arizona, the Grand Canyon state, I had the opportunity to visit Biosphere 2, near Tucson. It is a futuristic looking structure containing a sample of ecosystems found on Earth. Used currently for … Continue reading

Posted in October 2017, Sidereal Times | Tagged , | Leave a comment

Trifinder Trouble

by Ted Frimet It’s the end of the world as we know it. A brief recapitulation on the status of my cats endeavor to improve the sighting accuracy of my 12 inch dobsonian telescope by way of collapsing his cat … Continue reading

Posted in October 2017, Sidereal Times | Tagged , , | Leave a comment

Snippets

compiled by Arlene & David Kaplan Florence: Largest asteroid in century to safely fly by Earth The largest asteroid in more than a century is set to pass by Earth at a relatively close distance of 4.4 million miles (7 … Continue reading

Posted in October 2017, Sidereal Times | Tagged , | Leave a comment

From the Director

      by Rex Parker, Director Another Season for AAAP Our intrepid member “Totality Group” has returned from Oregon, the partial eclipse was seen by >300 people here at AAAP’s Washington Crossing Observatory, and September’s cooler weather has arrived … Continue reading

Posted in September 2017, Sidereal Times | Tagged , | Leave a comment

From the Program Chair

By Ira Polans The September AAAP meeting is on the 12th at 7:30PM in Peyton Hall on the Princeton University campus. The talk is on the “Strange New Worlds” of exoplanets by Dr. Josh Winn, Princeton University. Did you know … Continue reading

Posted in September 2017, Sidereal Times | Tagged , , | Leave a comment