Deluxe Astronomy 2026 Wall Calendar Bundle with Calendar Reminder Stickers. This 2026 Astronomy calendar is printed on premium heavyweight deluxe paper. Large grids to mark appointments and events. Observes major holidays and moon phases. This Astronomy 2026 wall calendar measures 12 x 12 inches closed and 12 x 24 inches opened. Includes an individually wrapped pack of calendar reminder stickers. Over 100 calendar stickers to mark school events, doctor appointments, dates, vacations and more! This 12 x 12 inch calendar features an opening spread with a beautiful four month (September-December 2025) calendar to plan the last four months of the year and prepare for 2026. A year of stunning Astronomy images. Officially licensed Astronomy merchandise. Perfect as Astronomy gifts, office supplies and desk accessories.