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Walkabout the Galaxy

Mar 12, 2016

Ten years after the development of a dramatic new picture of the early history of the solar system, dubbed the Nice model (it was created at the Observatory in Nice, France), it has undergone several tweaks and modifications. The model posits a reshuffling of the big planets that led to a number of our current solar...


Mar 6, 2016

Jim Cooney joins Josh and Addie to talk about the origin of galaxies and the observation of a galaxy from when the universe was but a teeny weeny baby of a universe, less than 1/12th its current size. Also, Scott Kelly is back on terra firma and has to deal with gravity. Hear all about redshifts, the big bang, and...