RIP, French comic artist and illustrator Jean “Moebius” Giraud, who has passed away from cancer at the age of 73. This is a good place to begin learning about his work. His best known film design work is in live-action, like The Abyss, Alien, TRON and The Fifth Element, but he also contributed to a number of animation projects including Little Nemo: Adventures in Slumberland, Space Jam and Time Masters (below). He was revered in France where they exhibited his comic art with respect and appreciation.
Moebius influenced many people in our industry. I’ve collected some of the animation community’s reactions on Twitter: