Calendar Categories Astronomy Lunar Meteor Shower Solar System Terrestrial Agenda Agenda Day Month Week September – October 2019 Sep – Oct 2019 Collapse All Expand All Sep 13 Fri Full Moon Tickets Sep 13 @ 23:32 – 23:32 Sep 23 Mon Autumnal Equinox Tickets Sep 23 @ 02:50 – 02:50 Sep 28 Sat New Moon Tickets Sep 28 @ 13:26 – 13:26 Oct 5 Sat Int’l Observe the Moon Night Tickets Oct 5 all-day National Astronomy Day (Fall) Tickets Oct 5 all-day September – October 2019 Sep – Oct 2019