World's Best Scientists 2026 revealed!
VIEW LIST
Gregory S. Hennessy

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Physics 91 2132 2026 1088 1016 150 101724

Gregory S. Hennessy publications per year

The chart shows the history of publications by Gregory S. Hennessy between 1989 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Gregory S. Hennessy published across 37 years, from 1989 to 2025, averaging 4.1 papers a year. Output peaked at 36 publications in 2001. 2 of the 153 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1989 to 2025. Vertical axis: number of publications, 0 to 36. Peak 36 publications in 2001. 1989: 1 publication 1990: 0 publications 1991: 0 publications 1992: 2 publications 1993: 0 publications 1994: 0 publications 1995: 0 publications 1996: 0 publications 1997: 0 publications 1998: 1 publication 1999: 6 publications 2000: 23 publications 2001: 36 publications 2002: 29 publications 2003: 14 publications 2004: 7 publications 2005: 4 publications 2006: 4 publications 2007: 7 publications 2008: 2 publications 2009: 7 publications 2010: 2 publications 2011: 0 publications 2012: 2 publications 2013: 0 publications 2014: 0 publications 2015: 1 publication 2016: 1 publication 2017: 0 publications 2018: 0 publications 2019: 0 publications 2020: 2 publications 2021: 0 publications 2022: 0 publications 2023: 0 publications 2024: 0 publications 2025: 2 publications
1989 2025

153 publications in total across all disciplines

View publications per year as a table
Gregory S. Hennessy: publications per year, 1989 to 2025
Year Publications
1989 1
1990 0
1991 0
1992 2
1993 0
1994 0
1995 0
1996 0
1997 0
1998 1
1999 6
2000 23
2001 36
2002 29
2003 14
2004 7
2005 4
2006 4
2007 7
2008 2
2009 7
2010 2
2011 0
2012 2
2013 0
2014 0
2015 1
2016 1
2017 0
2018 0
2019 0
2020 2
2021 0
2022 0
2023 0
2024 0
2025 2
Total 153
Download as CSV

Gregory S. Hennessy publication distribution in Physics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Physics in 2026. The highlighted bar marks where Gregory S. Hennessy sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 70 bars. Horizontal axis: publications, 103–122 to 1,469+. Vertical axis: number of scientists, 0 to 162. Most scientists, 162, have 323–342 publications. The last bar groups every scientist with 1,469 publications or more. The highlighted bar, 143–162 publications, is where this scientist sits. 103–122 publications: 7 scientists 123–142 publications: 10 scientists 143–162 publications: 31 scientists 163–182 publications: 35 scientists 183–202 publications: 53 scientists 203–222 publications: 81 scientists 223–242 publications: 85 scientists 243–262 publications: 112 scientists 263–282 publications: 114 scientists 283–302 publications: 126 scientists 303–322 publications: 136 scientists 323–342 publications: 162 scientists 343–362 publications: 155 scientists 363–382 publications: 156 scientists 383–402 publications: 134 scientists 403–422 publications: 145 scientists 423–442 publications: 147 scientists 443–462 publications: 131 scientists 463–482 publications: 131 scientists 483–502 publications: 116 scientists 503–522 publications: 106 scientists 523–542 publications: 103 scientists 543–562 publications: 87 scientists 563–582 publications: 84 scientists 583–602 publications: 94 scientists 603–622 publications: 70 scientists 623–642 publications: 76 scientists 643–662 publications: 60 scientists 663–682 publications: 54 scientists 683–702 publications: 60 scientists 703–722 publications: 48 scientists 723–742 publications: 64 scientists 743–762 publications: 48 scientists 763–782 publications: 37 scientists 783–802 publications: 43 scientists 803–822 publications: 34 scientists 823–842 publications: 36 scientists 843–862 publications: 32 scientists 863–882 publications: 32 scientists 883–902 publications: 31 scientists 903–922 publications: 25 scientists 923–942 publications: 15 scientists 943–962 publications: 24 scientists 963–982 publications: 13 scientists 983–1,002 publications: 21 scientists 1,003–1,022 publications: 21 scientists 1,023–1,042 publications: 16 scientists 1,043–1,062 publications: 9 scientists 1,063–1,082 publications: 19 scientists 1,083–1,102 publications: 11 scientists 1,103–1,122 publications: 17 scientists 1,123–1,142 publications: 11 scientists 1,143–1,162 publications: 7 scientists 1,163–1,182 publications: 4 scientists 1,183–1,202 publications: 10 scientists 1,203–1,222 publications: 8 scientists 1,223–1,242 publications: 16 scientists 1,243–1,262 publications: 4 scientists 1,263–1,282 publications: 10 scientists 1,283–1,302 publications: 5 scientists 1,303–1,322 publications: 7 scientists 1,323–1,342 publications: 4 scientists 1,343–1,362 publications: 8 scientists 1,363–1,382 publications: 6 scientists 1,383–1,402 publications: 7 scientists 1,403–1,422 publications: 3 scientists 1,423–1,442 publications: 4 scientists 1,443–1,462 publications: 4 scientists 1,463–1,468 publications: 3 scientists 1,469+ publications: 100 scientists
103–122 publications 1,469+

This scientist: 150 publications — 1st percentile

1% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,469 publications or more.

View publications distribution as a table
Number of Physics scientists by publication count, Research.com 2026 ranking edition. Based on 3,678 ranked scientists.
Publications Scientists This scientist
103–122 7
123–142 10
143–162 31 150
163–182 35
183–202 53
203–222 81
223–242 85
243–262 112
263–282 114
283–302 126
303–322 136
323–342 162
343–362 155
363–382 156
383–402 134
403–422 145
423–442 147
443–462 131
463–482 131
483–502 116
503–522 106
523–542 103
543–562 87
563–582 84
583–602 94
603–622 70
623–642 76
643–662 60
663–682 54
683–702 60
703–722 48
723–742 64
743–762 48
763–782 37
783–802 43
803–822 34
823–842 36
843–862 32
863–882 32
883–902 31
903–922 25
923–942 15
943–962 24
963–982 13
983–1,002 21
1,003–1,022 21
1,023–1,042 16
1,043–1,062 9
1,063–1,082 19
1,083–1,102 11
1,103–1,122 17
1,123–1,142 11
1,143–1,162 7
1,163–1,182 4
1,183–1,202 10
1,203–1,222 8
1,223–1,242 16
1,243–1,262 4
1,263–1,282 10
1,283–1,302 5
1,303–1,322 7
1,323–1,342 4
1,343–1,362 8
1,363–1,382 6
1,383–1,402 7
1,403–1,422 3
1,423–1,442 4
1,443–1,462 4
1,463–1,468 3
1,469+ 100
Download as CSV

Gregory S. Hennessy D-index placement in Physics in 2026

The chart shows the D-index (discipline H-index) distribution of Physics scientists ranked by Research.com in 2026. The highlighted bar marks where Gregory S. Hennessy sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 59 bars. Horizontal axis: D-Index, 70–71 to 185+. Vertical axis: number of scientists, 0 to 167. Most scientists, 167, have 80–81 D-Index. The last bar groups every scientist with 185 D-Index or more. The highlighted bar, 90–91 D-Index, is where this scientist sits. 70–71 D-Index: 76 scientists 72–73 D-Index: 110 scientists 74–75 D-Index: 143 scientists 76–77 D-Index: 153 scientists 78–79 D-Index: 144 scientists 80–81 D-Index: 167 scientists 82–83 D-Index: 167 scientists 84–85 D-Index: 166 scientists 86–87 D-Index: 132 scientists 88–89 D-Index: 155 scientists 90–91 D-Index: 134 scientists 92–93 D-Index: 137 scientists 94–95 D-Index: 102 scientists 96–97 D-Index: 112 scientists 98–99 D-Index: 110 scientists 100–101 D-Index: 116 scientists 102–103 D-Index: 97 scientists 104–105 D-Index: 103 scientists 106–107 D-Index: 87 scientists 108–109 D-Index: 90 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 78 scientists 114–115 D-Index: 75 scientists 116–117 D-Index: 67 scientists 118–119 D-Index: 69 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 59 scientists 124–125 D-Index: 53 scientists 126–127 D-Index: 42 scientists 128–129 D-Index: 41 scientists 130–131 D-Index: 33 scientists 132–133 D-Index: 32 scientists 134–135 D-Index: 45 scientists 136–137 D-Index: 19 scientists 138–139 D-Index: 24 scientists 140–141 D-Index: 28 scientists 142–143 D-Index: 31 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 20 scientists 148–149 D-Index: 12 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 24 scientists 154–155 D-Index: 23 scientists 156–157 D-Index: 15 scientists 158–159 D-Index: 15 scientists 160–161 D-Index: 11 scientists 162–163 D-Index: 17 scientists 164–165 D-Index: 12 scientists 166–167 D-Index: 11 scientists 168–169 D-Index: 9 scientists 170–171 D-Index: 9 scientists 172–173 D-Index: 11 scientists 174–175 D-Index: 4 scientists 176–177 D-Index: 8 scientists 178–179 D-Index: 5 scientists 180–181 D-Index: 3 scientists 182–183 D-Index: 4 scientists 184 D-Index: 4 scientists 185+ D-Index: 99 scientists
70–71 D-Index 185+

This scientist: 91 D-Index — 42nd percentile

42% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 185 D-Index or more.

View D-Index distribution as a table
Number of Physics scientists by D-index, Research.com 2026 ranking edition. Based on 3,678 ranked scientists.
D-Index Scientists This scientist
70–71 76
72–73 110
74–75 143
76–77 153
78–79 144
80–81 167
82–83 167
84–85 166
86–87 132
88–89 155
90–91 134 91
92–93 137
94–95 102
96–97 112
98–99 110
100–101 116
102–103 97
104–105 103
106–107 87
108–109 90
110–111 67
112–113 78
114–115 75
116–117 67
118–119 69
120–121 60
122–123 59
124–125 53
126–127 42
128–129 41
130–131 33
132–133 32
134–135 45
136–137 19
138–139 24
140–141 28
142–143 31
144–145 22
146–147 20
148–149 12
150–151 16
152–153 24
154–155 23
156–157 15
158–159 15
160–161 11
162–163 17
164–165 12
166–167 11
168–169 9
170–171 9
172–173 11
174–175 4
176–177 8
178–179 5
180–181 3
182–183 4
184 4
185+ 99
Download as CSV

Overview

Gregory S. Hennessy is affiliated with the Association of Universities For Research In Astronomy in the United States. Their research primarily focuses on the fields of Physics and Astronomy, with a specialization in Astronomy and Astrophysics.

Their work encompasses several main topics, including:

  • Stellar, planetary, and galactic studies
  • Astro and Planetary Science
  • Solar and Space Plasma Dynamics
  • Gamma-ray bursts and supernovae

Hennessy has contributed to multiple recent publications spanning various reputable venues. Notable papers include:

  • Sloan digital sky survey multicolor observations of GRB 010222, 2022, UNC Libraries
  • A Demonstration of Interstellar Navigation Using New Horizons, 2025, The Astronomical Journal
  • A Demonstration of Interstellar Navigation Using New Horizons, 2025, arXiv (Cornell University)

Their frequent co-authors are:

  • Tod R. Lauer
  • D. H. Munro
  • J. R. Spencer
  • M. W. Buie
  • Edward Gomez

They have published work in several venues, particularly:

  • The Astronomical Journal
  • UNC Libraries
  • arXiv (Cornell University)

Best Publications

  • The Sloan Digital Sky Survey: Technical Summary

    D. G. York

  • The Sloan Digital Sky Survey: Technical summary

    Donald G. York;J. Adelman;John E. Anderson;Scott F. Anderson

  • The Seventh Data Release of the Sloan Digital Sky Survey

    Kevork N. Abazajian;Jennifer K. Adelman-Mccarthy;Marcel A. Agüeros;Sahar S. Allam;Sahar S. Allam

  • Detection of the baryon acoustic peak in the large-scale correlation function of SDSS luminous red galaxies

    Daniel J. Eisenstein;Daniel J. Eisenstein;Idit Zehavi;David W. Hogg;Roman Scoccimarro

  • Sloan Digital Sky Survey: Early data release

    C. Stoughton;R. H. Lupton;M. Bernardi;M. R. Blanton

  • Sloan digital sky survey: Early data release

    Chris Stoughton;Robert H. Lupton;Mariangela Bernardi;Michael R. Blanton;Michael R. Blanton

  • The fourth data release of the Sloan Digital Sky Survey

    Jennifer K. Adelman-McCarthy;Marcel A. Agüeros;Sahar S. Allam;Sahar S. Allam;Kurt S.J. Anderson

  • The Fifth Data Release of the Sloan Digital Sky Survey

    Jennifer K. Adelman-McCarthy;Marcel A. Agüeros;Sahar S. Allam;Sahar S. Allam;Kurt S.J. Anderson

  • Composite Quasar Spectra From the Sloan Digital Sky Survey

    Daniel E. Vanden Berk

  • THE THREE-DIMENSIONAL POWER SPECTRUM OF GALAXIES FROM THE SLOAN DIGITAL SKY SURVEY

    Max Tegmark;Michael R. Blanton;Michael A. Strauss;Fiona Hoyle

  • The 3D power spectrum of galaxies from the SDSS

    M Tegmark;M Blanton;M Strauss;F Hoyle

  • Composite Quasar Spectra from the Sloan Digital Sky Survey

    Daniel E. Vanden Berk;Gordon T. Richards;Amanda Bauer;Michael A. Strauss

  • Color Separation of Galaxy Types in the Sloan Digital Sky Survey Imaging Data

    Iskra Strateva;Željko Ivezić;Gillian R. Knapp;Vijay K. Narayanan

  • Cosmological constraints from the SDSS luminous red galaxies

    Max Tegmark;Daniel J. Eisenstein;Michael A. Strauss;David H. Weinberg

  • The Second Data Release of the Sloan Digital Sky Survey

    Kevork Abazajian;Jennifer K. Adelman-McCarthy;Marcel A. Agüeros;Sahar S. Allam

  • Evidence for reionization at z ∼ 6: Detection of a gunn-peterson trough in a z = 6.28 quasar

    Robert H. Becker;Robert H. Becker;Xiaohui Fan;Richard L. White;Michael Abram Strauss

  • Astrometric Calibration of the Sloan Digital Sky Survey

    Jeffrey R. Pier;Jeffrey A. Munn;Robert B. Hindsley;G. S. Hennessy

  • A Survey of z>5.8 Quasars in the Sloan Digital Sky Survey I: Discovery of Three New Quasars and the Spatial Density of Luminous Quasars at z~6

    Xiaohui Fan;Vijay K. Narayanan;Robert H. Lupton;Michael A. Strauss

  • The first data release of the sloan digital sky survey

    Kevork Abazajian;Jennifer K. Adelman-McCarthy;Marcel A. Agüeros;Sahar S. Allam

  • Evidence for Reionization at z ~ 6: Detection of a Gunn-Peterson Trough in a z=6.28 Quasar

    Robert H. Becker;Xiaohui Fan;Richard L. White;Michael A. Strauss

Frequent Co-Authors

István Csabai
István Csabai Eötvös Loránd University
Robert H. Lupton
Robert H. Lupton Princeton University
Donald P. Schneider
Donald P. Schneider Pennsylvania State University
Donald G. York
Donald G. York University of Chicago
James E. Gunn
James E. Gunn Princeton University
Michael A. Strauss
Michael A. Strauss University of Oklahoma
Masataka Fukugita
Masataka Fukugita University of Tokyo
Neta A. Bahcall
Neta A. Bahcall Princeton University
Xiaohui Fan
Xiaohui Fan University of Arizona
Joshua A. Frieman
Joshua A. Frieman University of Chicago

External Links

Personal website of Gregory S. Hennessy

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Best Scientists Citing Gregory S. Hennessy

Donald P. Schneider

Donald P. Schneider

Pennsylvania State University

Publications: 676

Robert C. Nichol

Robert C. Nichol

University of Surrey

Publications: 309

Xiaohui Fan

Xiaohui Fan

University of Arizona

Publications: 291

Michael A. Strauss

Michael A. Strauss

University of Oklahoma

Publications: 283

Joshua A. Frieman

Joshua A. Frieman

University of Chicago

Publications: 275

Daniel J. Eisenstein

Daniel J. Eisenstein

Harvard University

Publications: 254

Simon P. Driver

Simon P. Driver

University of Western Australia

Publications: 254

Gordon T. Richards

Gordon T. Richards

Drexel University

Publications: 239

Timothy C. Beers

Timothy C. Beers

University of Notre Dame

Publications: 227

Donald G. York

Donald G. York

University of Chicago

Publications: 225

Joss Bland-Hawthorn

Joss Bland-Hawthorn

University of Sydney

Publications: 225

Adam D. Myers

Adam D. Myers

University of Wyoming

Publications: 221

David J. Schlegel

David J. Schlegel

Lawrence Berkeley National Laboratory

Publications: 216

Adam J. Burgasser

Adam J. Burgasser

University of California, San Diego

Publications: 206

Patrick B. Hall

Patrick B. Hall

York University

Publications: 204

Dmitry Bizyaev

Dmitry Bizyaev

New Mexico State University

Publications: 195

Trending Scientists

Shokoofeh Shamsi

Shokoofeh Shamsi

Charles Sturt University

Youri I. Pavlov

Youri I. Pavlov

University of Nebraska Medical Center

Muriel Quinet

Muriel Quinet

Université Catholique de Louvain

Esther Hartman

Esther Hartman

University Medical Center Groningen

Reiko Orito

Reiko Orito

University of Tokushima

David H. Roberts

David H. Roberts

Durham University

David Ish-Horowicz

David Ish-Horowicz

University College London

Jaydev P. Desai

Jaydev P. Desai

Georgia Institute of Technology

Ming-Lang Tseng

Ming-Lang Tseng

Asian University

Kavita Bala

Kavita Bala

Cornell University

Sirshendu De

Sirshendu De

Indian Institute of Technology Kharagpur

Paul W. Newacheck

Paul W. Newacheck

University of California, San Francisco

James Schmeidler

James Schmeidler

Icahn School of Medicine at Mount Sinai

Henry P. Huntington

Henry P. Huntington

Ocean Conservancy

John Lambros

John Lambros

University of Illinois at Urbana-Champaign

Andrew N. Norris

Andrew N. Norris

Rutgers, The State University of New Jersey

Related Physics Rankings & Guides

2027 Most Affordable Online Physics Degree Programs

2027 Most Affordable Online Physics Degree Programs
2027 How To Become a Paleontologist? Salary & Career Paths

2027 How To Become a Paleontologist? Salary & Career Paths
2027 Fastest Online Urban Planning Degree Programs You Can Finish in Under 2 Years

2027 Fastest Online Urban Planning Degree Programs You Can Finish in Under 2 Years
2027 Most Affordable Online Space Studies Degree Programs

2027 Most Affordable Online Space Studies Degree Programs
2027 Online Photography Degree Programs Costs: Tuition & Fees

2027 Online Photography Degree Programs Costs: Tuition & Fees
2027 Online Photography Degree Programs for Veterans: GI Bill Benefits, Costs & Top Considerations

2027 Online Photography Degree Programs for Veterans: GI Bill Benefits, Costs & Top Considerations
2027 Best Online Physics Degree Programs

2027 Best Online Physics Degree Programs
2027 Admission Requirements for Physics Degree Programs

2027 Admission Requirements for Physics Degree Programs
2027 Best Online Space Studies Degree Programs

2027 Best Online Space Studies Degree Programs

Recently Published Articles

2027 Most Affordable Online Environmental Science Degree Programs

2027 Most Affordable Online Environmental Science Degree Programs
2027 Nurse Practitioner vs. Nurse Administrator: Explaining the Difference

2027 Nurse Practitioner vs. Nurse Administrator: Explaining the Difference
2027 Cybersecurity Master's Salary Outcomes

2027 Cybersecurity Master's Salary Outcomes
2027 Best PsyD Programs in New York: APA Accredited Online & Campus

2027 Best PsyD Programs in New York: APA Accredited Online & Campus
2027 Best Online Master's in Data Science With No Campus Residency

2027 Best Online Master's in Data Science With No Campus Residency
2027 How to Become a Pediatric Occupational Therapist: Education, Salary, and Job Outlook

2027 How to Become a Pediatric Occupational Therapist: Education, Salary, and Job Outlook
2027 Best Online Mathematics Degree Master's Programs for Working Professionals

2027 Best Online Mathematics Degree Master's Programs for Working Professionals
2027 Licensing Exams Required After Completing a Clinical Psychology Degree Program

2027 Licensing Exams Required After Completing a Clinical Psychology Degree Program
2027 How to Become a BCBA in Phoenix, AZ: Education Requirements & Certification

2027 How to Become a BCBA in Phoenix, AZ: Education Requirements & Certification
2027 Best Value Online Social Media Marketing Master's Degrees: Affordable Accredited Programs with the Highest ROI

2027 Best Value Online Social Media Marketing Master's Degrees: Affordable Accredited Programs with the Highest ROI
2027 Which Schools Offer Flexible Start-Anytime Enrollment for a Psychiatric Mental Health Nurse Practitioner Degree Master's Program?

2027 Which Schools Offer Flexible Start-Anytime Enrollment for a Psychiatric Mental Health Nurse Practitioner Degree Master's Program?
2027 What Prerequisites Do You Need for a Reading & Literacy Degree? Entry Requirements, Credits & Eligibility Rules

2027 What Prerequisites Do You Need for a Reading & Literacy Degree? Entry Requirements, Credits & Eligibility Rules
2027 Best Florida Psychology Degrees Online

2027 Best Florida Psychology Degrees Online
2027 Online Nursing Education Doctorate Programs with Specializations: Concentrations, Tracks, and Career Paths

2027 Online Nursing Education Doctorate Programs with Specializations: Concentrations, Tracks, and Career Paths
2027 How to Become a Grief Counselor?

2027 How to Become a Grief Counselor?
2027 How to Become a Jury Consultant: Education, Salary, and Job Outlook

2027 How to Become a Jury Consultant: Education, Salary, and Job Outlook
2027 How to Become a BCBA in Missouri

2027 How to Become a BCBA in Missouri
2027 Best Online Psychology Graduate Programs with No GRE Requirement

2027 Best Online Psychology Graduate Programs with No GRE Requirement
2027 Best Online Dental Hygiene Programs

2027 Best Online Dental Hygiene Programs
2027 How to Become a Nurse Practitioner in New Jersey

2027 How to Become a Nurse Practitioner in New Jersey
2027 State-Approved Online Communication Disorders Degree Master's Programs

2027 State-Approved Online Communication Disorders Degree Master's Programs