Astro Update – June
on June 7, 2020
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Astronomy and space news summarized by Don Lynn from NASA and other sources
General Relativity – While Newton’s formula for gravity yields elliptical shapes for orbits, Einstein’s theory of general relativity dictates that orbiting bodies follow an ellipse that moves. Each time around an orbit, the perihelion of the ellipse advances a little bit, rotating about the main mass.… Continue reading.