Hours9 a.m. - 5 p.m. Every Day9 a.m. - 9 p.m. Most Fridays9 a.m. - 3 p.m. ThanksgivingClosed Dec. 25 and Aug. 26
On Sept. 9 the Museum will close early at 4 p.m. | Gates Planetarium will be temporarily closed Sept. 21-Oct. 2.