Free Planetarium Show at Valley City State University – Double Feature Saturday, April 20, 2024 1:00 p.m. Room 309 Rhoades Science Center (Elevator available by west entrance) 1:00 P.M. “Lewis and Clark” Find out how Lewis and Clark used astronomy to navigate and map the Louisiana Purchase to remarkable accuracy. 1:40 P.M. “It’s About Time” The discovery of how we calculate time and the human efforts to master it! For more information about this planetarium show or to become a Friend of the Planetarium contact Wes Anderson, 701-845-0966.