- John Cannon
- Professor & Chair
- jcannon@macalester.edu
- 651-696-6798
- Brian Adams
- Laboratory Supervisor and Observatory Manager
- adams@macalester.edu
- 651-696-6456
- James R. Doyle
- Professor
- doyle@macalester.edu
- 651-696-6627
- James Heyman
- Professor
- heyman@macalester.edu
- 651-696-6369
- Sung Kyu Kim
- Professor Emeritus
- kim@macalester.edu
- 651-696-6453
- Tonnis ter Veldhuis
- Professor
- terveldhuis@macalester.edu
- 651-696-6838
- Anna Williams
- Assistant Professor
- awilli11@macalester.edu
- 651-696-6956
- Kristine Spangard
- Department Coordinator
- spangardk@macalester.edu
- 651-696-6105
- Ray Mikkelson
- Professor Emeritus
- mikkelson@macalester.edu