Public Affairs This Green Earth - July 25, 2017 KPCW | By Chris Cherniak, Nell Larson Published July 25, 2017 at 11:17 AM MDT Facebook Twitter LinkedIn Email Listen • 54:09 Chris and Nell speak with Andrew Fraknoi, professor of Astronomy, about the upcoming solar eclipse on August 21st. Park City will experience approximately 90-percent coverage starting around 11 am.