Perseid Meteor Shower 2021

Six Hour Time Lapse Video Showing the Perseid Meteor Shower’s Radiant Point The Perseid meteor shower is an annual event that occurs during the 2nd week in August as the Earth passes through the same debris field left behind by comet Swift–Tuttle. The Radiant Point is the imaginary point on the sky that they appear[…]

The Sky Tonight for week Beginning July 11th, 2021

With this edition of the sky tonight, the sky has changed slightly since last week’s premier installment of our weekly sky tonight program. Today we look at the sky for the week beginning Sunday, July 11th. Sunday, July 11th, we have brilliant Venus and ruddy red Mars beautifully flanking the 46-hour old waxing crescent moon,[…]

Orion, The Celestial Centurion and His Faithful Companions

During these cold, clear winter nights in the Northern Hemisphere, the sky is adorned with a veritable treasure trove of jewels, ranging widely in brilliance, splendor and color. As seen from mid-northern latitudes, the winter sky has one of the highest densities of bright stars for any given region of the sky. Even a casual[…]

Greek Scholars and the Development of the Constellations

Astronomy is an area where the Greeks displayed a remarkable talent. Observational astronomy, the main focal point where astronomy took an unprecedented leap in Greece, attempted to construct a model of the universe that could account for the observations made by Greek scholars. They explored all imaginable alternatives, and carefully accounted for several different solutions of[…]

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