Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

• B. Madore2 profiles139 · h 102
• L. Ho136 · h 91
• R. P. Butler126 · h 76
• W. Freedman109 · h 72
• J. Simon92 · h 68
• M. Seibert82 · h 76
• A. Weinberger74 · h 43
• A. Dressler71 · h 78
• J. Mulchaey71 · h 55
• R. Beaton69 · h 45
• A. Boss66 · h 64
• M. López-Morales66 · h 58

• Carnegie ObservatoriesUS2.7k papers
• California Institute of TechnologyUS914 papers
• Space Telescope Science InstituteUS659 papers
• Center for Astrophysics Harvard & SmithsonianUS619 papers
• University of ArizonaUS595 papers
• University of California, BerkeleyUS532 papers
• University of California, Santa CruzUS523 papers
• Princeton UniversityUS503 papers
• Department of Terrestrial MagnetismUS499 papers
• Centre National de la Recherche ScientifiqueFR493 papers
• Max Planck Institute for AstronomyDE429 papers
• Johns Hopkins UniversityUS415 papers