Hours of Operation
Main Office / Tickets: M-F 8:00am-5:00pm. Our Lobby Exhibits are FREE and open to the public during these hours. We are open on select Saturdays depending on the CU football schedule. We are available for private events such as birthday parties and corporate events. Please call 303-492-5002 for more information.
When University classes are not in session we will often have modified business hours. During these breaks please check the front page for our hours of operation.
You may purchase tickets in advance by phone (Visa, Mastercard and American Express) or in person up to 15 minutes before scheduled public showtimes.
Astronomy Picture of the Day
APOD en Español
Phases of the Moon