Friday night shows at the Royden G. Derrick Planetarium are given by the BYU Astronomical Society during fall, winter, and spring semesters.
Most of the universe is made of matter that we cannot see. Learn how we know it is there and what we do and don't know about this mysterious dark matter.
Shows open to the public on a first-come, first-serve basis. $5 adult, $2 child 12 and under. Card only.