1. Stanford Univ. (United States)
2. Lawrence Livermore National Lab. (United States)
3. Cornell Univ. (United States)
4. Univ. of California, Berkeley (United States)
5. Gemini Observatory (Chile)
6. Large Synoptic Survey Telescope (United States)
7. Univ. of Toronto (Canada)
8. Space Telescope Science Institute (United States)
9. Arizona State Univ. (United States)
10. NRC Herzberg Institute of Astrophysics (Canada)