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Results 1 - 31 of 31

Timing the r-process Enrichment of the Ultra-faint Dwarf Galaxy Reticulum II
- Volume 18, Issue 7 - article #14
- Joshua D. Simon, Thomas M. Brown, BurÃ§in Mutlu-Pakdil, Alexander P. Ji, Alex Drlica-Wagner, Roberto J. Avila, Clara E. MartÃnez-VÃ¡zquez, Ting S. Li, Eduardo Balbinot, Keith Bechtol
- The Astrophysical Journal
- https://doi.org/10.3847/1538-4357/aca9d1
Timing the r-Process Enrichment of the Ultra-Faint Dwarf Galaxy Reticulum II. (arXiv:2212.00810v1 [astro-ph.GA])
- Volume 17, Issue 48 - article #6
- Joshua D. Simon, Thomas M. Brown, Burçin Mutlu-Pakdil, Alexander P. Ji, Alex Drlica-Wagner, Roberto J. Avila, Clara E. Martínez-Vázquez, Ting S. Li, Eduardo Balbinot, Keith Bechtol, Anna Frebel, Marla Geha, Terese T. Hansen, David J. James, Andrew B. Pace, M. Aguena, O. Alves, F. Andrade-Oliveira, J. Annis, D. Bacon, E. Bertin, D. Brooks, D. L. Burke, A. Carnero Rosell, M. Carrasco Kind, J. Carretero, M. Costanzi, L. N. da Costa, J. De Vicente, S. Desai, P. Doel, S. Everett, I. Ferrero, J. Frieman, J. García-Bellido, M. Gatti, D. W. Gerdes, D. Gruen, R. A. Gruendl, J. Gschwend, G. Gutierrez, S. R. Hinton, D. L. Hollowood, K. Honscheid, K. Kuehn, N. Kuropatkin, J. L. Marshall, J. Mena-Fernández, R. Miquel, A. Palmese, F. Paz-Chinchón, M. E. S. Pereira, A. Pieres, et al. (15 additional authors not shown)
- http://arxiv.org/abs/2212.00810
Relative Ages of Nine Inner Milky Way Globular Clusters from Proper-motion-cleaned Color–Magnitude Diagrams
- Volume 16, Issue 45 - article #11
- Roger E. Cohen, Andrea Bellini, Luca Casagrande, Thomas M. Brown, Matteo Correnti,, Jason S. Kalirai
- The Astronomical Journal
- http://iopscience.iop.org/1538-3881/162/6/228
Relative Ages of Nine Inner Milky Way Globular Clusters from Proper Motion Cleaned Color-Magnitude Diagrams. (arXiv:2109.08708v1 [astro-ph.GA])
- Volume 16, Issue 39 - article #4
- Roger E. Cohen, Andrea Bellini, Luca Casagrande, Thomas M. Brown, Matteo Correnti, Jason S. Kalirai
- http://arxiv.org/abs/2109.08708
Structure and Internal Kinematics of Nine Inner Milky Way Globular Clusters
- Volume 15, Issue 52 - article #3
- Roger E. Cohen, Andrea Bellini, Mattia Libralato, Matteo Correnti, Thomas M. Brown,, Jason S. Kalirai
- The Astronomical Journal
- http://iopscience.iop.org/1538-3881/161/1/41
Project AMIGA: Distance and Metallicity Gradients along Andromeda’s Giant Southern Stream from the Red Clump
- Volume 13, Issue 44 - article #5
- Roger E. Cohen, Jason S. Kalirai, Karoline M. Gilbert, Puragra Guhathakurta, Molly S. Peeples, Nicolas Lehner, Thomas M. Brown, Luciana Bianchi, Kathleen A. Barger,, John M. OâMeara
- The Astronomical Journal
- http://iopscience.iop.org/1538-3881/156/5/230
The Age of the Old Metal-poor Globular Cluster NGC 6397 Using WFC3/IR Photometry
- Volume 13, Issue 37 - article #15
- Matteo Correnti, Mario Gennaro, Jason S. Kalirai, Roger E. Cohen,, Thomas M. Brown
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/864/2/147
The Age of the Old Metal-Poor Globular Cluster NGC6397 Using WFC3/IR Photometry. (arXiv:1807.10142v1 [astro-ph.SR])
- Volume 13, Issue 30 - article #6
- Matteo Correnti (1), Mario Gennaro (1), Jason S. Kalirai (1,2), Roger E. Cohen (1), Thomas M. Brown (1) ((1) STScI, (2) JHU)
- http://arxiv.org/abs/1807.10142
The initial mass function in the Coma Berenices dwarf galaxy from deep near-infrared HST observations. (arXiv:1806.08380v1 [astro-ph.GA])
- Volume 13, Issue 26 - article #5
- Mario Gennaro, Marla Geha, Kirill Tchernyshyov, Thomas M. Brown, Roberto J. Avila, Charlie Conroy, Ricardo R. Muñoz, Joshua D. Simon, Jason Tumlinson
- http://arxiv.org/abs/1806.08380
Chemically-dissected rotation curves of the Galactic Bulge from Main Sequence proper motions. (arXiv:1804.01103v1 [astro-ph.GA])
- Volume 13, Issue 14 - article #8
- William I. Clarkson, Annalisa Calamida, Kailash C. Sahu, Thomas M. Brown, Mario Gennaro, Roberto Avlia, Jeff A. Valenti, Victor P. Debattista, R. Michael Rich, Dante Minniti, Manuela Zoccali, Emily R. Aufdemberge
- http://arxiv.org/abs/1804.01103
Evidence of a non universal stellar Initial Mass Function. Insights from HST optical imaging of 6 Ultra Faint Dwarf Milky Way Satellites. (arXiv:1801.06195v1 [astro-ph.GA])
- Volume 13, Issue 4 - article #5
- Mario Gennaro, Kirill Tchernyshyov, Thomas M. Brown, Marla Geha, Roberto J. Avila, Puragra Guhathakurta, Jason S. Kalirai, Evan N. Kirby, Alvio Renzini, Joshua D. Simon, Jason Tumlinson, Luis C. Vargas
- http://arxiv.org/abs/1801.06195
The Hubble Space Telescope UV Legacy Survey of Galactic Globular Clusters. VII. Implications from the Nearly Universal Nature of Horizontal Branch Discontinuities
- Volume 11, Issue 13 - article #10
- Thomas M. Brown, Santi Cassisi, Francesca D'Antona, Maurizio Salaris, Antonino P. Milone, Emanuele Dalessandro, Giampaolo Piotto, Alvio Renzini, Allen V. Sweigart, Andrea Bellini, Sergio Ortolani, Ata Sarajedini, Antonio Aparicio, Luigi R. Bedin, Jay Anderson, Adriano Pietrinferni, Domenico Nardiello
- arXiv.org - Astrophysics - Volume: 2016, Issue: 25 Mar
- arXiv:1603.07651 [pdf, other]
Color-Magnitude Diagram Constraints on the Metallicities, Ages, and Star Formation History of the Stellar Populations in the Carina Dwarf Spheroidal Galaxy
- Volume 10, Issue 13 - article #6
- Don A. VandenBerg, Peter B. Stetson, Thomas M. Brown
- arXiv.org - Astrophysics - Volume: 2015, Issue: 3 Apr
- arXiv:1503.08160 [pdf, ps, other]
The Quenching of the Ultra-faint Dwarf Galaxies in the Reionization Era
- Volume 9, Issue 24 - article #69
- Thomas M. Brown, Jason Tumlinson, Marla Geha, Joshua D. Simon, Luis C. Vargas, Don A. VandenBerg, Evan N. Kirby, Jason S. Kalirai, Roberto J. Avila, Mario Gennaro, Henry C. Ferguson, Ricardo R. MuÃ±oz, Puragra Guhathakurta, and Alvio Renzini
- The Astrophysical Journal - Volume: 796, Issue: 2
- View article PDF (1.51 MB)
The Quenching of the Ultra-Faint Dwarf Galaxies in the Reionization Era
- Volume 9, Issue 23 - article #10
- Thomas M. Brown, Jason Tumlinson, Marla Geha, Joshua D. Simon, Luis C. Vargas, Don A. VandenBerg, Evan N. Kirby, Jason S. Kalirai, Roberto J. Avila, Mario Gennaro, Henry C. Ferguson, Ricardo R. Munoz, Puragra Guhathakurta, Alvio Renzini
- arXiv.org - Astrophysics - Volume: 2014, Issue: 10 Oct
- arXiv:1410.0681 [pdf, ps, other]
The Formation History of the Ultra-Faint Dwarf Galaxies
- Volume 8, Issue 40 - article #10
- Thomas M. Brown, Jason Tumlinson, Marla Geha, Evan Kirby, Don A. VandenBerg, Jason S. Kalirai, Joshua D. Simon, Roberto J. Avila, Ricardo R. Munoz, Puragra Guhathakurta, Alvio Renzini, Henry C. Ferguson, Luis C. Vargas, Mario Gennaro
- arXiv.org - Astrophysics - Volume: 2013, Issue: 4 Oct
- arXiv:1310.0824 [pdf, ps, other]
The Stellar Initial Mass Function of Ultra-faint Dwarf Galaxies: Evidence for IMF Variations with Galactic Environment
- Volume 8, Issue 26 - article #24
- Marla Geha, Thomas M. Brown, Jason Tumlinson, Jason S. Kalirai, Joshua D. Simon, Evan N. Kirby, Don A. VandenBerg, Ricardo R. MuÃ±oz, Roberto J. Avila, Puragra Guhathakurta, and Henry C. Ferguson
- The Astrophysical Journal - Volume: 771, Issue: 1
- Abstract References Full text PDF (588 KB) Enhanced article HTML
The Primeval Populations of the Ultra-faint Dwarf Galaxies
- Volume 7, Issue 27 - article #39
- Thomas M. Brown, Jason Tumlinson, Marla Geha, Evan N. Kirby, Don A. VandenBerg, Ricardo R. MuÃ±oz, Jason S. Kalirai, Joshua D. Simon, Roberto J. Avila, Puragra Guhathakurta, Alvio Renzini, and Henry C. Ferguson
- The Astrophysical Journal Letters - Volume: 753, Issue: 1
- Abstract References Full text PDF (598 KB) View as HTML
The Primeval Populations of the Ultra-Faint Dwarf Galaxies
- Volume 7, Issue 23 - article #9
- Thomas M. Brown, Jason Tumlinson (STScI), Marla Geha (Yale), Evan N. Kirby (CalTech), Don A. VandenBerg (U. of Victoria), Ricardo R. Munoz (U. de Chile), Jason S. Kalirai (STScI), Joshua D. Simon (Carnegie), Roberto J. Avila (STScI), Puragra Guhathakurta (UCO/Lick), Alvio Renzini (INAF), Henry C. Ferguson (STScI)
- arXiv.org - Astrophysics - Volume: 2012, Issue: 8 Jun
- arXiv:1206.0941 [pdf, ps, other]
The First Detection of Blue Straggler Stars in the Milky Way Bulge
- Volume 6, Issue 21 - article #14
- William I. Clarkson (1 and 2), Kailash C. Sahu (3), Jay Anderson (3), R. Michael Rich (2), T. Ed Smith (3), Thomas M. Brown (3), Howard E. Bond (3), Mario Livio (3), Dante Minniti (4 and 5), Alvio Renzini (6), Manuela Zoccali (4) ((1) Indiana University, Bloomington, (2) UCLA, (3) STScI, (4) Pontifica Universidad Catolica de Chile, (5) Vatican Observatory, (6) INAF - Osservatorio di Padova)
- arXiv.org - Astrophysics - Volume: 2011, Issue: 27 May
- arXiv:1105.4176 [pdf, ps, other]
HST/ACS Observations of RR Lyrae Stars in Six Ultra-deep Fields of M31
- Volume 6, Issue 10 - article #13
- Elizabeth J. Jeffery, Ed Smith, Thomas M. Brown, Allen V. Sweigart, Jason Kalirai, Henry C. Ferguson, Puragra Guhathakurta, Alvio Renzini, R. Michael Rich
- arXiv.org - Astrophysics - Volume: 2011, Issue: 11 Mar
- arXiv:1103.1400 [pdf, ps, other]
The Blue Hook Populations of Massive Globular Clusters
- Volume 5, Issue 29 - article #17
- Thomas M. Brown, Allen V. Sweigart, Thierry Lanz, Ed Smith, Wayne B. Landsman, and Ivan Hubeny
- The Astrophysical Journal - Volume: 718, Issue: 2
- Abstract References Full text PDF (1.02 MB) View as HTML
The Blue Hook Populations of Massive Globular Clusters
- Volume 5, Issue 24 - article #9
- Thomas M. Brown (STScI), Allen V. Sweigart (NASA/GSFC), Thierry Lanz (U of MD), Ed Smith (STScI), Wayne B. Landsman (NASA/GSFC), Ivan Hubeny (Steward Obs)
- arXiv.org - Astrophysics - Volume: 2010, Issue: 11 Jun
- arXiv:1006.1591 [pdf, ps, other]
The Star Formation Histories of the M31 and M33 Spheroids
- Volume 4, Issue 4 - article #19
- Thomas M. Brown
- arXiv.org - Astrophysics - Volume: 2009, Issue: 22 Jan
- arXiv:0901.2577 [ps, pdf, other]
The WFC3 Galactic Bulge Treasury Program: A First Look at Resolved Stellar Population Tools
- Volume 3, Issue 49 - article #23
- Thomas M. Brown, Kailash Sahu, Manuela Zoccali, Alvio Renzini, Henry C. Ferguson, Jay Anderson, Ed Smith, Howard E. Bond, Dante Minniti, Jeff A. Valenti, Stefano Casertano, Mario Livio, Nino Panagia, Don A. VandenBerg, Elena Valenti
- arXiv.org - Astrophysics - Volume: 2008, Issue: 4 Dec
- arXiv:0812.0023 [ps, pdf, other]
The Extended Star Formation History of the Andromeda Spheroid at 35 kpc on the Minor Axis
- Volume 3, Issue 39 - article #36
- Thomas M. Brown, Rachael Beaton, Masashi Chiba, Henry C. Ferguson, Karoline M. Gilbert, Puragra Guhathakurta, Masanori Iye, Jasonjot S. Kalirai, Andreas Koch, Yutaka Komiyama, Steven R. Majewski, David B. Reitzel, Alvio Renzini, R. Michael Rich, Ed Smith, Allen V. Sweigart, and Mikito Tanaka
- The Astrophysical Journal Letters - Volume: 685, Issue: 2
- Abstract-Full Text-PDF Version (239 kB)
Stellar Proper Motions in the Galactic Bulge from deep HST ACS/WFC Photometry
- Volume 3, Issue 37 - article #8
- Will Clarkson, Kailash Sahu, Jay Anderson, T. Ed. Smith, Thomas M. Brown, R. Michael Rich, Stefano Casertano, Howard E. Bond, Mario Livio, Dante Minniti, Nino Panagia, Alvio Renzini, Jeff Valenti, Manuela Zoccali
- arXiv.org - Astrophysics - Volume: 2008, Issue: 11 Sep
- arXiv:0809.1682 [ps, pdf, other]
Stellar Proper Motions in the Galactic Bulge from Deep Hubble Space Telescope ACS WFC Photometry
- Volume 3, Issue 36 - article #63
- Will Clarkson, Kailash Sahu, Jay Anderson, T. Ed Smith, Thomas M. Brown, R. Michael Rich, Stefano Casertano, Howard E. Bond, Mario Livio, Dante Minniti, Nino Panagia, Alvio Renzini, Jeff Valenti, and Manuela Zoccali
- The Astrophysical Journal - Volume: 684, Issue: 2
- Abstract-Full Text-PDF Version (13260 kB)
The High-Velocity Gas toward Messier 5: Tracing Feedback Flows in the Inner Galaxy
- Volume 3, Issue 20 - article #40
- William F. Zech, Nicolas Lehner, J. Christopher Howk, W. Van Dyke Dixon, and Thomas M. Brown
- The Astrophysical Journal - Volume: 679, Issue: 1
- Abstract-Full Text-PDF Version (1697 kB)
The Detailed Star Formation History in the Spheroid, Outer Disk, and Tidal Stream of the Andromeda Galaxy
- Volume 1, Issue 42 - article #4
- Thomas M. Brown, Ed Smith, Henry C. Ferguson, R. Michael Rich, Puragra Guhathakurta, Alvio Renzini, Allen V. Sweigart, and Randy A. Kimble
- The Astrophysical Journal - Volume652, Issue 1
- ABSTRACT, FULL TEXT, PDF (2636 kB), PS
The Detailed Star Formation History in the Spheroid, Outer Disk, and Tidal Stream of the Andromeda Galaxy
- Volume 1, Issue 27 - article #4
- Thomas M. Brown, Ed Smith, Henry C. Ferguson (STScI), R. Michael Rich (UCLA), Puragra Guhathakurta (UCO/Lick), Alvio Renzini (INAF), Allen V. Sweigart, Randy A. Kimble (NASA/GSFC)
- ArXiv - Astrophysics
- astro-ph/0607637 [abs, ps, pdf, other]

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