| 1 (1) | National Aeronautics and Space Administration * | USA |  |
| 2 (8) | Smithsonian Institution * | USA | |
| 3 (9) | Jet Propulsion Laboratory | USA | |
| 4 (10) | Harvard-Smithsonian Center for Astrophysics | USA | |
| 5 (20) | NASA Goddard Space Flight Center | USA | |
| 6 (39) | Space Telescope Science Institute | USA | |
| 7 (40) | Canadian Institute for Advance Research | CAN | |
| 8 (73) | Lawrence Berkeley National Laboratory * | USA | |
| 9 (96) | Infrared Processing and Analysis Center | USA | |
| 10 (106) | NASA Ames Research Center | USA | |
| 11 (121) | National Oceanic and Atmospheric Administration | USA | |
| 12 (128) | National Research Council Canada * | CAN | |
| 13 (136) | SLAC National Accelerator Laboratory | USA | |
| 14 (139) | National Radio Astronomy Observatory Charlottesville | USA | |
| 15 (145) | NASA Goddard Institute for Space Studies | USA | |
| 16 (146) | Fermi National Accelerator Laboratory | USA | |
| 17 (157) | Argonne National Laboratory | USA | |
| 18 (169) | United States Geological Survey | USA | |
| 19 (176) | National Institute of Standards and Technology * | USA | |
| 20 (187) | Los Alamos National Laboratory * | USA | |
| 21 (206) | US National Science Foundation * | USA | |
| 22 (216) | National Optical Astronomy Observatory | USA | |
| 23 (237) | American Museum of Natural History | USA | |
| 24 (241) | National Radio Astronomy Observatory, Socorro | USA | |
| 25 (242) | Brookhaven National Laboratory * | USA | |
| 26 (270) | U.S. Air Force | USA | |
| 27 (300) | Environment Canada | CAN | |
| 28 (303) | Herzberg Institute of Astrophysics | CAN | |
| 29 (311) | Smithsonian National Museum of Natural History | USA | |
| 30 (316) | NASA Johnson Space Center | USA | |
| 31 (317) | Lawrence Livermore National Laboratory * | USA | |
| 32 (318) | Subaru Telescope | USA | |
| 32 (318) | U.S. Army * | USA | |
| 34 (335) | Oak Ridge National Laboratory | USA | |
| 35 (344) | US Naval Research Laboratory | USA | |
| 36 (348) | Joint Institute for Laboratory Astrophysics | USA | |
| 37 (359) | NASA Marshall Space Flight Center | USA | |
| 38 (365) | National Center for Atmospheric Research | USA | |
| 39 (376) | Bay Area Environmental Research Institute | USA | |
| 40 (392) | Glenn Research Center | USA | |
| 41 (429) | Natural Resources Canada | CAN | |
| 42 (441) | NASA Langley Research Center | USA | |
| 43 (515) | Pacific Northwest National Laboratory | USA | |
| 44 (542) | Sandia National Laboratories, New Mexico | USA | |
| 45 (571) | NASA Stennis Space Center | USA | |
| 46 (604) | Bedford Institute of Oceanography | CAN | |
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