E. Roger Cowley

Dr. Cowley is an emeritus professor of physics from Rutgers, the State University of New Jersey, and a member of the West Jersey Astronomical Society.

Stargazer's Corner: Adventures Under the Night Sky

Tracking Venus's Retrograde Motion

Inspired by a "Sun, Moon & Planets" column, the author spent the spring of 2017 tracking Venus's retrograde motion across the sky, exploring the relationship between the orbits of Venus and the Earth pointed out by Copernicus.

By: E. Roger Cowley November 13, 2018

E. Roger Cowley

Tracking Venus's Retrograde Motion

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