| 1 (28) | Smithsonian Institution * | USA |  |
| 2 (42) | National Center for Atmospheric Research | USA | |
| 3 (44) | National Aeronautics and Space Administration * | USA | |
| 4 (45) | United States Department of Agriculture | USA | |
| 5 (66) | United States Geological Survey | USA | |
| 6 (75) | Smithsonian National Museum of Natural History | USA | |
| 7 (92) | Jet Propulsion Laboratory | USA | |
| 8 (164) | National Oceanic and Atmospheric Administration | USA | |
| 9 (177) | Natural Resources Canada | CAN | |
| 10 (185) | American Museum of Natural History | USA | |
| 11 (274) | Field Museum Natural History | USA | |
| 12 (323) | Natural History Museum of los Angeles County | USA | |
| 13 (507) | NASA Goddard Space Flight Center | USA | |
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