Now a distinguished astronomer and painter of space images, in the early 60s Hartmann was a graduate student at the University of Arizona, taking part in a project to map impact craters on the Moon.

现在一位著名的天文学家兼太空画家，60年代早期哈特曼是亚利桑那大学的研究生，参与了一个项目，为月球冲击坑绘制地图。