Wilson Guerra

A Simplified Replica of the Antikythera Mechanism as a Tool to Astronomy Teaching

Wilson Guerra & Marcos Cesar Danhoni Neves · Journal of Pharmaceutical Research International · 2021

The Antikythera Mechanism is a machine made up of bronze gears capable of predicting celestial positions, moon phases, eclipses and calculating calendars. Its construction is estimated to be 205 BCE. Studies on the functioning of the mechanism revealed great technical sophisticat...

Open access Research Article

345 Years of the Master Degree of Edmond Halley and the Trajectories of Five Comets after the Passage of the Halley Comet in 1986: A Didactical and Historical Approach

Marcos Cesar Danhoni Neves, Daniel Gardelli, Josie A. P. Silva, Ricardo Francisco Pereira, Wilson Guerra & Ana Claudia D. Neves · Journal of Pharmaceutical Research International · 2023

This paper presents a historical approach of Edmond Halley and the discovery of the comet that would be known as comet Halley. It will be presented a development of a geometrical method, based upon the second Kepler’s Law, to calculate the trajectories of five comets: Halley, Hal...

Open access Research Article