2026 Brad M. S. Hansen: Physics Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Physics	73	3518	3344	1658	1543	220	21693

Discipline name

D-Index

World Ranking

Current World Ranking

National Ranking

Current National Ranking

Publications

Citations

Physics

3518

3344

1658

1543

220

21693

Overview

Brad M. S. Hansen is affiliated with the University of California, Los Angeles in the United States. Their research primarily focuses on physics and astronomy, with a significant emphasis on astronomy and astrophysics. The subfields of study in which they have contributed include astronomy and astrophysics, instrumentation, general health professions, ecology, evolution, behavior and systematics, and aerospace engineering.

The scientist's work encompasses several key topics, notably stellar, planetary, and galactic studies, astro and planetary science, astrophysics and star formation studies, astronomy and astrophysical research, gamma-ray bursts and supernovae, space science and extraterrestrial life, and aspects of plant and animal studies.

Brad M. S. Hansen has coauthored multiple papers with a group of frequent collaborators: Smadar Naoz, Cheyanne Shariat, Isabel Angelo, Alexander P. Stephan, and Grant C. Weldon.

Their research has been published predominantly in the following venues:

arXiv (Cornell University)
The Astrophysical Journal Letters
Monthly Notices of the Royal Astronomical Society
The Astrophysical Journal
The Astronomical Journal

Significant recent publications include:

The stationary points of the hierarchical three-body problem, 2020, Monthly Notices of the Royal Astronomical Society
Dynamical Evolution of White Dwarfs in Triples in the Era of Gaia, 2023, The Astrophysical Journal Letters
Once a Triple, Not Always a Triple: The Evolution of Hierarchical Triples That Yield Merged Inner Binaries, 2024, The Astrophysical Journal
Minimal Conditions for Survival of Technological Civilizations in the Face of Stellar Evolution, 2021, The Astronomical Journal
Consequences of dynamically unstable moons in extrasolar systems, 2022, Monthly Notices of the Royal Astronomical Society

Best Publications

Sloan Digital Sky Survey: Early data release

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

3515
Citations
Sloan digital sky survey: Early data release

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

3126
Citations
The Pulsar kick velocity distribution

Brad M. S. Hansen;Brad M. S. Hansen;E. Sterl Phinney

549
Citations
MIGRATION THEN ASSEMBLY: FORMATION OF NEPTUNE-MASS PLANETS INSIDE 1 AU

Brad M. S. Hansen;Norm Murray

475
Citations
The Chemical Composition of an Extrasolar Minor Planet

B. Zuckerman;D. Koester;C. Melis;Brad M. Hansen

452
Citations
TESTING IN SITU ASSEMBLY WITH THE KEPLER PLANET CANDIDATE SAMPLE

Brad M. S. Hansen;Norm Murray

376
Citations
The white dwarf cooling sequence of the globular cluster messier 4

Brad M. Hansen;Brad M. Hansen;James Brewer;Greg G. Fahlman;Bradley K. Gibson

343
Citations
Radio and x-ray signatures of merging neutron stars

Brad M. S. Hansen;Maxim Lyutikov

335
Citations
THE INITIAL-FINAL MASS RELATION : DIRECT CONSTRAINTS AT THE LOW-MASS END

Jasonjot S. Kalirai;Brad M. S. Hansen;Daniel D. Kelson;David B. Reitzel

324
Citations
A young white dwarf companion to pulsar B1620-26: evidence for early planet formation.

Steinn Sigurdsson;Harvey B. Richer;Brad M. Hansen;Ingrid H. Stairs

304
Citations
The phase-dependent infrared brightness of the extrasolar planet upsilon Andromedae b.

Joseph Harrington;Joseph Harrington;Brad M. Hansen;Statia H. Luszcz;Statia H. Luszcz;Sara Seager

284
Citations
The White Dwarf Cooling Sequence of NGC6397

Brad M. S. Hansen;Jay Anderson;James Brewer;Aaron Dotter

276
Citations
Migrating Planets

Norm Murray;Brad Hansen;Matt Holman;Scott Tremaine

271
Citations
Cooling models for old white dwarfs

Brad M. S. Hansen

271
Citations
197 candidates and 104 validated planets in K2's first five fields

Ian J. M. Crossfield;Ian J. M. Crossfield;David R. Ciardi;Erik A. Petigura;Evan Sinukoff

235
Citations
Changing Face of the Extrasolar Giant Planet, HD 209458b

James Y-K. Cho;Kristen Menou;Brad Hansen;Sara Seager

228
Citations
Two Classes of Hot Jupiters

Brad M. S. Hansen;Travis Barman

228
Citations
Stellar Evolution in NGC 6791: Mass Loss on the Red Giant Branch and the Formation of Low-Mass White Dwarfs* **

Jasonjot S. Kalirai;P. Bergeron;Brad M. S. Hansen;Daniel D. Kelson

213
Citations
Eccentric planets and stellar evolution as a cause of polluted white dwarfs

S. F. N. Frewen;B. M. S. Hansen

213
Citations
The White Dwarf Cooling Sequence of NGC 6397

Brad M S Hansen;Jay Anderson;James Brewer;Aaron Dotter

213
Citations