(Ianm35/iStock/Getty Images Plus) The Solar System is one of the comforting constants of human existence. No matter what else ...

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If you have questions you would like answered on Astro Brief, email them to Dr. Mike Reed at mikereed@missouristate.edu.

Finding Earth’s exact position in the galaxy took centuries of observation and innovation. This story follows astronomers as they counted stars, measured motion, and mapped the Milky Way with ...