Santiago Casal, founder and project director of the César Chávez Solar Calendar talks with Nancy Alima Ali from UC Berkeley’s Space Sciences Lab about the connections between agriculture and solar calendars. Topics discussed include solar alignment sites from around the … Continue reading
In this podcast conversation with Owen Gingerich, Professor Emeritus of Astronomy and History of Science at the Harvard Smithsonian Center for Astrophysics, we explore the intricacies of calendars in determining the date of Easter. He explains how Easter is connected to the phases of the Moon and discusses the basis for the Gregorian calendar, including the reform which resulted in the disappearance of 10 days.
In this Cultural Astronomy podcast on 365 Days of Astrononomy, Tzeltal Maya artist and archaeoastronomer Alonso Mendez shares his knowledge about Maya astronomy, including the ground-breaking research he and his collaborators are doing at Palenque. Topics discussed include the importance of Palenque to understanding ancient Maya culture and history, astronomical symbolism and kingship, and astronomical alignments of the Temple of Inscriptions and Temple of the Cross at Palenque.Continue reading
Explores the astronomical meaning and cultural connections of the winter solstice, including relationship between solstice and length of day, importance to agriculture, symbolic associations with death, divine rulers, and renewal. Discusses winter solstice connections at Cesar Chavez solar calendar, Stonehenge, … Continue reading
It is that time of year: the dead are stirring. Rising up, making themselves seen, reaching through the veil that separates them from the living. While much of the outward emphasis of Hallowe’en is on costumes and candy, the roots of this celebration go much deeper and are connected to the movements of the Sun and Earth.Continue reading
Happy equinox and welcome to my blog!
It seems fitting to me that I launch Astro Alima on an equinox because it is a day that represents equality. On this day, there are equal amounts of daylight and darkness everywhere on the Earth. It doesn’t matter if you are in Vancouver, Cairo, Santiago, or the North Pole – everyone has about 12 hours of day and 12 hours of night today. The equinoxes bring some natural balance back to a world that is filled with inequalities.Continue reading