Hansen Planetarium will kick off its 25th anniversary celebration Friday, Nov. 23, by presenting free Christmas shows on a first-come-first-served basis.

"Christmas Magic," a show featuring multimedia images and music by the Mormon Tabernacle Choir and other groups, will be presented at 11 a.m., 2 p.m. and 7 p.m."Laser Christmas," amusing, animated laser images that dance to popular Christmas music, will be shown at noon, 3 p.m., 6 p.m. and 8 p.m.

"Star of Bethlehem," a fascinating astronomy show about the Christmas star phenomenon, will be shown at 1 p.m., 4 p.m. and 8:45 p.m.

The planetarium will also unveil an exciting new hands-on holiday demonstration/exhibition - "Santa's Toy Laboratory" - which can be seen also without admission charge. The exhibit will be on display through Dec. 31 and is being underwritten by THE CHEM SHOP science toy stores.

Beginning at 5:30 p.m. Monday, Nov. 26, the planetarium will host a reservation-only fund-raising reception and buffet dinner. Cost is $25 per person. The guest speaker will be Dr. Ellis D. Miner, a leading NASA and Jet Propulsion Laboratory scientist. For reservations call Wilma Miller at 538-2104, ext. 240.