| Year | Mission | Technique; Region | Role | Position | |
| 1964 | Alouette | Radio; Solar bursts | Data Analysis | Student | |
| 1965 | OGO-1 | DC&ELF; magnetosphere | Data Analysis | Student | |
| 1966-68 | OGO-3 | ELF Waves; Magnetosphere | Calibration/DA | Student | |
| 1968-70 | OGO-5 | Search Coil/Fluxgate; BS, MP | Calibration MO&DA | Student-PostDoc | |
| 1970-72 | Apollo 15,16 | Fluxgate; Lunar magnetism | Calibration MO&DA | Researcher | |
| 1973-90 | ISEE 1&2 | Fluxgate; BS, MP, Tail, Msphere | Hardware MO&DA | PI | |
| 1973-94 | PVO | Fluxgate; Venus Interplanetary | Hardware MO&DA | PI | |
| 1979-present | Galileo | Planetary magnetospheres | MO&DA | IDS | |
| Galileo | Fluxgate; Jupiter | Hardware MO&DA | CoI | ||
| 1985-86 | Vega | Fluxgate; Halley Flyby | Data Analysis | CoI | |
| 1988-89 | Phobos | Fluxgate; Mars Orbiter | Data Analysis | CoI | |
| 1984-present | Polar | Fluxgate; Polar magnetosphere | Hardware MO&DA | PI | |
| 1990-present | Cassini | Fluxgate, V/SHM; saturn | Calibration MO&DA | CoI | |
| 1996-2001 | NEAR | Fluxgate; Interplanetary Asteroid | MO&DA | Team member | |
| 2001-present | Dawn | Discovery mission; Vesta/Ceres Orbiter | Lead Mission | PI |