MEDIA ADVISORY CU-Boulder memorial service for astronaut-alumna Kalpana Chawla set for 11 a.m. Wednesday at University Memorial Center A public memorial service for CU-Boulder alumna Kalpana Chawla, one of seven astronauts who died Saturday on the space shuttle Columbia, will be at 11 a.m. Wednesday, Feb. 5, in the University Memorial Center at the ÀÖ²¥´«Ã½ at Boulder. The memorial service will be in the Glenn Miller Ballroom of the UMC, located at Broadway and Euclid Avenue in Boulder.