Greetings! Our apologies for the inconvenience. The "Astronomy a la Carte # 6: Using Planispheres" scheduled for Tuesday, October 24th has been postponed one week. This postponement will shift the following classes by one week, as well. The following is the updated schedule # 6: Using Planispheres October 31, 2023 #7: Stars November 7, 2023 #8: Milky Way and Other Galaxies November 14, 2023 #9: Big Bang and Cosmology November 21, 2023 #10: Winter Night Sky November 28, 2023 Thank you for your understanding. Edward