| 1 (338) | Kavli Institute for Particle Astrophysics and Cosmology | USA | |
| 2 (344) | Institute for Advanced Study | USA | |
| 3 (354) | Simons Foundation | USA | |
| 4 (739) | Carnegie Institution for Science * | USA | |
| 5 (1185) | Universities Space Research Association | USA | |
| 6 (1266) | Woods Hole Oceanographic Institution | USA | |
| 7 (1308) | Space Science Institute | USA | |
| 8 (1413) | Santa Fe Institute | USA | |
| 9 (1650) | SETI Institute | USA | |
| 10 (2287) | Southwest Research Institute | USA | |
| 11 (2600) | Gemini Observatory Northern Operations Center | USA | |
| 12 (2622) | Planetary Science Institute | USA | |
| 13 (2814) | Lowell Observatory | USA | |
| 14 (2856) | Gemini Observatory | USA | |
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