Deputy Director of the Vera C. Rubin Observatory construction project, William O'Mullane, poses during an interview with AFP in La Serena, Coquimbo region, Chile on January 23, 2024. Surrounded by desert-like mountains and under the blue skies of northern Chile, the Vera C. Rubin Observatory will revolutionize the study of the universe when it incorporates the largest digital camera ever built in the world. (Photo by Javier TORRES / AFP)