Join MOR and the Gallatin Valley Friends of the Sciences as we explore innovative science topics, their latest developments, and their relevance to society through speaker presentations followed by an engaging question and answer session. How does the sun work, and how do we know? MSU Research Professor of Physics Emeritus and space shuttle astronaut Dr. Loren Acton will describe how scientists have used tools to piece together a working model of the sun from its very center to its influence on Earth—and how his eight days of solar observations on space shuttle Challenger contributed to the picture