The official October 2026 Cheongju Land planetarium group page specifies Tuesday–Friday 10:00 and 14:00 for groups of ten or more, with no individual weekday booking. Sessions are free, with first-come online reservations and cancellations by three days before the visit. The dome has around 29 seats; groups over 30 should call 043-201-0558. It is on floor 4 of Dinosaur Building 3, with dark projections recommended for ages four and older. Booking window is listed as 28 September–25 October for visits 1–30 October. Check open dates.