Dino Fest is sold out, advance tickets required for Museum entry on Sunday, September 26. Per L.A. County Department of Public Health, masks must be worn at all times indoors and in our outdoor Spider Pavilion. View our COVID-19 Safety Guidelines for more information.

Aaron Celestian

Curator, Mineral Sciences

Dr. Celestian’s currently researches how minerals interact with their environments and with living things, and how those minerals can be used to solve problems like climate change, pollution, and disease.  His on-going research in experimental design, real-time material characterization, mineral discovery & application, and the functionalization of minerals is developing novel nano-crystalline Earth materials into functional materials for a wide variety of demanding applications.  Dr. Celestian holds adjunct teaching and research faculty positions at the University of Southern California and is an Affiliate Research Scientist at NASA’s Jet Propulsion Laboratory.  In addition to research, Dr. Celestian oversees the Gem & Mineral Hall at the Natural History Museum of Los Angeles and regularly develops mineral science exhibits.