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Optical properties of Y dwarfs observed with the Gran Telescopio Canarias

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JWST/NIRSpec Observations of the Coldest Known Brown Dwarf*

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Atmospheric Retrievals of the Young Giant Planet ROXs 42B b from Low- and High-resolution Spectroscopy

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A new atmospheric characterization of the sub-stellar companion HR 2562 B with JWST/MIRI observations

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HD 28185 revisited: an outer planet, instead of a brown dwarf, on a Saturn-like orbit

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Brown Dwarf Candidates in the JADES and CEERS Extragalactic Surveys

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A long-period transiting substellar companion in the super-Jupiters to brown dwarfs mass regime and a prototypical warm-Jupiter detected by TESS

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VLTI/GRAVITY Provides Evidence the Young, Substellar Companion HD 136164 Ab Formed Like a “Failed Star”

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Subaru/CHARIS High-resolution Mode Spectroscopy of the Brown Dwarf Companion HD 33632 Ab

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Are These Planets or Brown Dwarfs? Broadly Solar Compositions from High-resolution Atmospheric Retrievals of ∼10–30 M Jup Companions

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The JWST/NIRISS Deep Spectroscopic Survey for Young Brown Dwarfs and Free-floating Planets

Adam B. Langeveld, Aleks Scholz, Koraljka Mužić, Ray Jayawardhana, Daniel Capela, Loïc Albert, René Doyon, Laura Flagg, Matthew de Furio, Doug Johnstone, David Lafrèniere and Michael Meyer
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Uniform Forward-modeling Analysis of Ultracool Dwarfs. III. Late-M and L Dwarfs in Young Moving Groups, the Pleiades, and the Hyades

Spencer A. Hurt, Michael C. Liu, Zhoujian Zhang, Mark Phillips, Katelyn N. Allers, Niall R. Deacon, Kimberly M. Aller and William M. J. Best
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Dynamically coupled kinetic chemistry in brown dwarf atmospheres – II. Cloud and chemistry connections in directly imaged sub-Jupiter exoplanets

Elspeth K H Lee, Xianyu Tan and Shang-Min Tsai
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The Carbon-to-oxygen Ratio in Cool Brown Dwarfs and Giant Exoplanets. I. The Benchmark Late-T Dwarfs GJ 570D, HD 3651B, and Ross 458C

Mark W. Phillips, Michael C. Liu and Zhoujian Zhang
The Astrophysical Journal 961 (2) 210 (2024)
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First light of VLT/HiRISE: High-resolution spectroscopy of young giant exoplanets

A. Vigan, M. El Morsy, M. Lopez, G. P. P. L. Otten, J. Garcia, J. Costes, E. Muslimov, A. Viret, Y. Charles, G. Zins, G. Murray, A. Costille, J. Paufique, U. Seemann, M. Houllé, H. Anwand-Heerwart, M. Phillips, A. Abinanti, P. Balard, I. Baraffe, J.-A. Benedetti, P. Blanchard, L. Blanco, J.-L. Beuzit, E. Choquet, et al.
Astronomy & Astrophysics 682 A16 (2024)
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Behind the mask: can HARMONI@ELT detect biosignatures in the reflected light of Proxima b?

Sophia R Vaughan, Jayne L Birkby, Niranjan Thatte, Alexis Carlotti, Mathis Houllé, Miguel Pereira-Santaella, Fraser Clarke, Arthur Vigan, Zifan Lin and Lisa Kaltenegger
Monthly Notices of the Royal Astronomical Society 528 (2) 3509 (2024)
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New theoretical study of potassium perturbed by He and a comparison to laboratory spectra

N. F. Allard, J. F. Kielkopf, K. Myneni and J. N. Blakely
Astronomy & Astrophysics 683 A188 (2024)
https://doi.org/10.1051/0004-6361/202348711

Direct-imaging Discovery of a Substellar Companion Orbiting the Accelerating Variable Star HIP 39017

Taylor L. Tobin, Thayne Currie, Yiting Li, Jeffrey Chilcote, Timothy D. Brandt, Brianna Lacy, Masayuki Kuzuhara, Maria Vincent, Mona El Morsy, Vincent Deo, Jonathan P. Williams, Olivier Guyon, Julien Lozi, Sebastien Vievard, Nour Skaf, Kyohoon Ahn, Tyler Groff, N. Jeremy Kasdin, Taichi Uyama, Motohide Tamura, Aidan Gibbs, Briley L. Lewis, Rachel Bowens-Rubin, Maïssa Salama, Qier An and Minghan Chen
The Astronomical Journal 167 (5) 205 (2024)
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High-precision Atmospheric Characterization of a Y Dwarf with JWST NIRSpec G395H Spectroscopy: Isotopologue, C/O Ratio, Metallicity, and the Abundances of Six Molecular Species

Ben W. P. Lew, Thomas Roellig, Natasha E. Batalha, Michael Line, Thomas Greene, Sagnick Murkherjee, Richard Freedman, Michael Meyer, Charles Beichman, Catarina Alves de Oliveira, Matthew De Furio, Doug Johnstone, Alexandra Z. Greenbaum, Mark Marley, Jonathan J. Fortney, Erick T. Young, Jarron Leisenring, Martha Boyer, Klaus Hodapp, Karl Misselt, John Stansberry and Marcia Rieke
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MINDS: JWST/NIRCam imaging of the protoplanetary disk PDS 70

V. Christiaens, M. Samland, Th. Henning, B. Portilla-Revelo, G. Perotti, E. Matthews, O. Absil, L. Decin, I. Kamp, A. Boccaletti, B. Tabone, G.-D. Marleau, E. F. van Dishoeck, M. Güdel, P.-O. Lagage, D. Barrado, A. Caratti o Garatti, A. M. Glauser, G. Olofsson, T. P. Ray, S. Scheithauer, B. Vandenbussche, L. B. F. M. Waters, A. M. Arabhavi, S. L. Grant, et al.
Astronomy & Astrophysics 685 L1 (2024)
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Near-infrared spectroscopic characterisation of Gaia ultra-cool dwarf candidates

T. Ravinet, C. Reylé, N. Lagarde, A. Burgasser, R. L. Smart, W. H. Moya, F. Marocco, R.-D. Scholz, W. J. Cooper, K. L. Cruz, J. G. Fernández-Trincado, D. Homeier and L. M. Sarro
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Precise Mass, Orbital Motion, and Stellar Properties of the M-dwarf Binary LP 349−25AB

Salvador Curiel, Gisela N. Ortiz-León, Amy J. Mioduszewski and Anthony B. Arenas-Martinez
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A Volume-limited Sample of Ultracool Dwarfs. II. The Substellar Age and Mass Functions in the Solar Neighborhood

William M. J. Best, Aniket Sanghi, Michael C. Liu, Eugene A. Magnier and Trent J. Dupuy
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Imaging detection of the inner dust belt and the four exoplanets in the HR 8799 system with JWST’s MIRI coronagraph

Anthony Boccaletti, Mathilde Mâlin, Pierre Baudoz, Pascal Tremblin, Clément Perrot, Daniel Rouan, Pierre-Olivier Lagage, Niall Whiteford, Paul Mollière, Rens Waters, Thomas Henning, Leen Decin, Manuel Güdel, Bart Vandenbussche, Olivier Absil, Ioannis Argyriou, Jeroen Bouwman, Christophe Cossou, Alain Coulais, René Gastaud, Alistair Glasse, Adrian M. Glauser, Inga Kamp, Sarah Kendrew, Oliver Krause, et al.
Astronomy & Astrophysics 686 A33 (2024)
https://doi.org/10.1051/0004-6361/202347912

JWST-TST High Contrast: JWST/NIRCam Observations of the Young Giant Planet β Pic b

Jens Kammerer, Kellen Lawson, Marshall D. Perrin, Isabel Rebollido, Christopher C. Stark, Tomas Stolker, Julien H. Girard, Laurent Pueyo, William O. Balmer, Kadin Worthen, Christine Chen, Roeland P. van der Marel, Nikole K. Lewis, Kimberly Ward-Duong, Jeff A. Valenti, Mark Clampin and C. Matt Mountain
The Astronomical Journal 168 (2) 51 (2024)
https://doi.org/10.3847/1538-3881/ad4ffe

Exploring the Extremes: Characterizing a New Population of Old and Cold Brown Dwarfs

Aaron M. Meisner, S. K. Leggett, Sarah E. Logsdon, Adam C. Schneider, Pascal Tremblin and Mark Phillips
The Astronomical Journal 166 (2) 57 (2023)
https://doi.org/10.3847/1538-3881/acdb68

The first scattered light images of HD 112810, a faint debris disk in the Sco-Cen association

E. C. Matthews, M. Bonnefoy, C. Xie, C. Desgrange, S. Desidera, P. Delorme, J. Milli, J. Olofsson, D. Barbato, W. Ceva, J.-C. Augereau, B. A. Biller, C. H. Chen, V. Faramaz-Gorka, R. Galicher, S. Hinkley, A.-M. Lagrange, F. Ménard, C. Pinte and K. R. Stapelfeldt
Astronomy & Astrophysics 679 A58 (2023)
https://doi.org/10.1051/0004-6361/202347335

Shallow-water modelling of the atmospheric circulation regimes of brown dwarfs and their observable features

Mark Hammond, Nathan J Mayne, William J M Seviour, Neil T Lewis, Xianyu Tan and Dann Mitchell
Monthly Notices of the Royal Astronomical Society 525 (1) 150 (2023)
https://doi.org/10.1093/mnras/stad2265

An irradiated-Jupiter analogue hotter than the Sun

Na’ama Hallakoun, Dan Maoz, Alina G. Istrate, Carles Badenes, Elmé Breedt, Boris T. Gänsicke, Saurabh W. Jha, Bruno Leibundgut, Filippo Mannucci, Thomas R. Marsh, Gijs Nelemans, Ferdinando Patat and Alberto Rebassa-Mansergas
Nature Astronomy 7 (11) 1329 (2023)
https://doi.org/10.1038/s41550-023-02048-z

Brown Dwarf Retrievals on FIRE!: Atmospheric Constraints and Lessons Learned from High Signal-to-noise Medium-resolution Spectroscopy of a T9 Dwarf

Callie E. Hood, Jonathan J. Fortney, Michael R. Line and Jacqueline K. Faherty
The Astrophysical Journal 953 (2) 170 (2023)
https://doi.org/10.3847/1538-4357/ace32e

An imaged 15 MJup companion within a hierarchical quadruple system

A. Chomez, V. Squicciarini, A.-M. Lagrange, P. Delorme, G. Viswanath, M. Janson, O. Flasseur, G. Chauvin, M. Langlois, P. Rubini, S. Bergeon, D. Albert, M. Bonnefoy, S. Desidera, N. Engler, R. Gratton, T. Henning, E. E. Mamajek, G.-D. Marleau, M. R. Meyer, S. Reffert, S. C. Ringqvist and M. Samland
Astronomy & Astrophysics 676 L10 (2023)
https://doi.org/10.1051/0004-6361/202347044

Intercomparison of Brown Dwarf Model Grids and Atmospheric Retrieval Using Machine Learning

Anna Lueber, Daniel Kitzmann, Chloe E. Fisher, Brendan P. Bowler, Adam J. Burgasser, Mark Marley and Kevin Heng
The Astrophysical Journal 954 (1) 22 (2023)
https://doi.org/10.3847/1538-4357/ace530

15NH3 in the atmosphere of a cool brown dwarf

David Barrado, Paul Mollière, Polychronis Patapis, Michiel Min, Pascal Tremblin, Francisco Ardevol Martinez, Niall Whiteford, Malavika Vasist, Ioannis Argyriou, Matthias Samland, Pierre-Olivier Lagage, Leen Decin, Rens Waters, Thomas Henning, María Morales-Calderón, Manuel Guedel, Bart Vandenbussche, Olivier Absil, Pierre Baudoz, Anthony Boccaletti, Jeroen Bouwman, Christophe Cossou, Alain Coulais, Nicolas Crouzet, René Gastaud, et al.
Nature 624 (7991) 263 (2023)
https://doi.org/10.1038/s41586-023-06813-y

HIP 33609 b: An Eccentric Brown Dwarf Transiting a V = 7.3 Rapidly Rotating B Star

Noah Vowell, Joseph E. Rodriguez, Samuel N. Quinn, George Zhou, Andrew Vanderburg, Andrew W. Mann, Matthew J. Hooton, Keivan G. Stassun, Saburo Howard, Allyson Bieryla, David W. Latham, Steve B. Howell, Tristan Guillot, Carl Ziegler, Karen A. Collins, Theron W. Carmichael, Jon M. Jenkins, Avi Shporer, Lyu ABE, Philippe Bendjoya, Jonathan L. Bush, Marco Buttu, Kevin I. Collins, Jason D. Eastman, Matthew J. Fields, et al.
The Astronomical Journal 165 (6) 268 (2023)
https://doi.org/10.3847/1538-3881/acd197

JWST unveils the brown dwarf sequence of 47 Tucanæ

D Nardiello, M Griggio and L R Bedin
Monthly Notices of the Royal Astronomical Society: Letters 521 (1) L39 (2023)
https://doi.org/10.1093/mnrasl/slad021

Emission line variability of young 10–30 MJup companions

D. Demars, M. Bonnefoy, C. Dougados, Y. Aoyama, T. Thanathibodee, G.-D. Marleau, P. Tremblin, P. Delorme, P. Palma-Bifani, S. Petrus, B. P. Bowler, G. Chauvin and A.-M. Lagrange
Astronomy & Astrophysics 676 A123 (2023)
https://doi.org/10.1051/0004-6361/202346221

Improved radius determinations for the transiting brown dwarf population in the era of Gaia and TESS

Theron W Carmichael
Monthly Notices of the Royal Astronomical Society 519 (4) 5177 (2023)
https://doi.org/10.1093/mnras/stac3720

Surveying nearby brown dwarfs with HGCA: direct imaging discovery of a faint, high-mass brown dwarf orbiting HD 176535 A

Yiting Li, Timothy D Brandt, G Mirek Brandt, Qier An, Kyle Franson, Trent J Dupuy, Minghan Chen, Rachel Bowens-Rubin, Briley L Lewis, Brendan P Bowler, Aidan Gibbs, Rocio Kiman, Jacqueline Faherty, Thayne Currie, Rebecca Jensen-Clem, Hengyue Zhang, Ezequiel Contreras-Martinez, Michael P Fitzgerald, Benjamin A Mazin and Maxwell Millar-Blanchaer
Monthly Notices of the Royal Astronomical Society 522 (4) 5622 (2023)
https://doi.org/10.1093/mnras/stad1315

Temperature and density dependence of line profiles of sodium perturbed by helium

N. F. Allard, K. Myneni, J. N. Blakely and G. Guillon
Astronomy & Astrophysics 674 A171 (2023)
https://doi.org/10.1051/0004-6361/202346215

Toward Robust Atmospheric Retrieval on Cloudy L Dwarfs: the Impact of Thermal and Abundance Profile Assumptions

Melanie J. Rowland, Caroline V. Morley and Michael R. Line
The Astrophysical Journal 947 (1) 6 (2023)
https://doi.org/10.3847/1538-4357/acbb07

PICASO 3.0: A One-dimensional Climate Model for Giant Planets and Brown Dwarfs

Sagnick Mukherjee, Natasha E. Batalha, Jonathan J. Fortney and Mark S. Marley
The Astrophysical Journal 942 (2) 71 (2023)
https://doi.org/10.3847/1538-4357/ac9f48

Impact of a new H/He equation of state on the evolution of massive brown dwarfs

Gilles Chabrier, Isabelle Baraffe, Mark Phillips and Florian Debras
Astronomy & Astrophysics 671 A119 (2023)
https://doi.org/10.1051/0004-6361/202243832

JWST/NIRCam Discovery of the First Y+Y Brown Dwarf Binary: WISE J033605.05–014350.4

Per Calissendorff, Matthew De Furio, Michael Meyer, Loïc Albert, Christian Aganze, Mohamad Ali-Dib, Daniella C. Bardalez Gagliuffi, Frederique Baron, Charles A. Beichman, Adam J. Burgasser, Michael C. Cushing, Jacqueline Kelly Faherty, Clémence Fontanive, Christopher R. Gelino, John E. Gizis, Alexandra Z. Greenbaum, J. Davy Kirkpatrick, Sandy K. Leggett, Frantz Martinache, David Mary, Mamadou N’Diaye, Benjamin J. S. Pope, Thomas Roellig, Johannes Sahlmann, Anand Sivaramakrishnan, et al.
The Astrophysical Journal Letters 947 (2) L30 (2023)
https://doi.org/10.3847/2041-8213/acc86d

Dynamically coupled kinetic chemistry in brown dwarf atmospheres – I. Performing global scale kinetic modelling

Elspeth K H Lee, Xianyu Tan and Shang-Min Tsai
Monthly Notices of the Royal Astronomical Society 523 (3) 4477 (2023)
https://doi.org/10.1093/mnras/stad1715

A blue depression in the optical spectra of M dwarfs

Hugh R A Jones, Yakiv Pavlenko, Yuri Lyubchik, et al.
Monthly Notices of the Royal Astronomical Society 523 (1) 1297 (2023)
https://doi.org/10.1093/mnras/stad1391

Astrometric Accelerations as Dynamical Beacons: Discovery and Characterization of HIP 21152 B, the First T-dwarf Companion in the Hyades*

Kyle Franson, Brendan P. Bowler, Mariangela Bonavita, Timothy D. Brandt, Minghan Chen, Matthias Samland, Zhoujian Zhang, Anna Lueber, Kevin Heng, Daniel Kitzmann, Trevor Wolf, Brandon A. Jones, Quang H. Tran, Daniella C. Bardalez Gagliuffi, Beth Biller, Jeffrey Chilcote, Justin R. Crepp, Trent J. Dupuy, Jacqueline Faherty, Clémence Fontanive, Tyler D. Groff, Raffaele Gratton, Olivier Guyon, Rebecca Jensen-Clem, Nemanja Jovanovic, et al.
The Astronomical Journal 165 (2) 39 (2023)
https://doi.org/10.3847/1538-3881/aca408

An HST survey of 33 T8 to Y1 brown dwarfs: NIR photometry and multiplicity of the coldest isolated objects

Clémence Fontanive, Luigi R Bedin, Matthew De Furio, Beth Biller, Jay Anderson, Mariangela Bonavita, Katelyn Allers and Blake Pantoja
Monthly Notices of the Royal Astronomical Society 526 (2) 1783 (2023)
https://doi.org/10.1093/mnras/stad2870

The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems I: High-contrast Imaging of the Exoplanet HIP 65426 b from 2 to 16 μm

Aarynn L. Carter, Sasha Hinkley, Jens Kammerer, Andrew Skemer, Beth A. Biller, Jarron M. Leisenring, Maxwell A. Millar-Blanchaer, Simon Petrus, Jordan M. Stone, Kimberly Ward-Duong, Jason J. Wang, Julien H. Girard, Dean C. Hines, Marshall D. Perrin, Laurent Pueyo, William O. Balmer, Mariangela Bonavita, Mickael Bonnefoy, Gael Chauvin, Elodie Choquet, Valentin Christiaens, Camilla Danielski, Grant M. Kennedy, Elisabeth C. Matthews, Brittany E. Miles, et al.
The Astrophysical Journal Letters 951 (1) L20 (2023)
https://doi.org/10.3847/2041-8213/acd93e

Self-consistent Models of Y Dwarf Atmospheres with Water Clouds and Disequilibrium Chemistry

Brianna Lacy and Adam Burrows
The Astrophysical Journal 950 (1) 8 (2023)
https://doi.org/10.3847/1538-4357/acc8cb

Astrometric Accelerations as Dynamical Beacons: A Giant Planet Imaged inside the Debris Disk of the Young Star AF Lep

Kyle Franson, Brendan P. Bowler, Yifan Zhou, Tim D. Pearce, Daniella C. Bardalez Gagliuffi, Lauren I. Biddle, Timothy D. Brandt, Justin R. Crepp, Trent J. Dupuy, Jacqueline Faherty, Rebecca Jensen-Clem, Marvin Morgan, Aniket Sanghi, Christopher A. Theissen, Quang H. Tran and Trevor N. Wolf
The Astrophysical Journal Letters 950 (2) L19 (2023)
https://doi.org/10.3847/2041-8213/acd6f6

ELemental abundances of Planets and brown dwarfs Imaged around Stars (ELPIS). I. Potential Metal Enrichment of the Exoplanet AF Lep b and a Novel Retrieval Approach for Cloudy Self-luminous Atmospheres

Zhoujian 周健 Zhang 张, Paul Mollière, Keith Hawkins, Catherine Manea, Jonathan J. Fortney, Caroline V. Morley, Andrew Skemer, Mark S. Marley, Brendan P. Bowler, Aarynn L. Carter, Kyle Franson, Zachary G. Maas and Christopher Sneden
The Astronomical Journal 166 (5) 198 (2023)
https://doi.org/10.3847/1538-3881/acf768

TESS Hunt for Young and Maturing Exoplanets (THYME). IX. A 27 Myr Extended Population of Lower Centaurus Crux with a Transiting Two-planet System

Mackenna L. Wood, Andrew W. Mann, Madyson G. Barber, Jonathan L. Bush, Adam L. Kraus, Benjamin M. Tofflemire, Andrew Vanderburg, Elisabeth R. Newton, Gregory A. Feiden, George Zhou, Luke G. Bouma, Samuel N. Quinn, David J. Armstrong, Ares Osborn, Vardan Adibekyan, Elisa Delgado Mena, Sergio G. Sousa, Jonathan Gagné, Matthew J. Fields, Reilly P. Milburn, Pa Chia Thao, Stephen P. Schmidt, Crystal L. Gnilka, Steve B. Howell, Nicholas M. Law, et al.
The Astronomical Journal 165 (3) 85 (2023)
https://doi.org/10.3847/1538-3881/aca8fc

The Infrared Colors of 51 Eridani b: Micrometeoroid Dust or Chemical Disequilibrium?

Alexander Madurowicz, Sagnick Mukherjee, Natasha Batalha, Bruce Macintosh, Mark Marley and Theodora Karalidi
The Astronomical Journal 165 (6) 238 (2023)
https://doi.org/10.3847/1538-3881/acca7a

Verification of Gaia Data Release 3 Single-lined Spectroscopic Binary Solutions With Three Transiting Low-mass Secondaries

Stephen P. Schmidt, Kevin C. Schlaufman, Keyi 可怿 Ding 丁, Samuel K. Grunblatt, Theron Carmichael, Allyson Bieryla, Joseph E. Rodriguez, Jack Schulte, Noah Vowell, George Zhou, Samuel N. Quinn, Samuel W. Yee, Joshua N. Winn, Joel D. Hartman, David W. Latham, Douglas A. Caldwell, M. M. Fausnaugh, Christina Hedges, Jon M. Jenkins, Hugh P. Osborn and S. Seager
The Astronomical Journal 166 (6) 225 (2023)
https://doi.org/10.3847/1538-3881/ad0135

VLTI/GRAVITY Observations and Characterization of the Brown Dwarf Companion HD 72946 B

William O. Balmer, Laurent Pueyo, Tomas Stolker, Henrique Reggiani, A.-L. Maire, S. Lacour, P. Mollière, M. Nowak, D. Sing, N. Pourré, S. Blunt, J. J. Wang, E. Rickman, J. Kammerer, Th. Henning, K. Ward-Duong, R. Abuter, A. Amorim, R. Asensio-Torres, M. Benisty, J.-P. Berger, H. Beust, A. Boccaletti, A. Bohn, M. Bonnefoy, et al.
The Astrophysical Journal 956 (2) 99 (2023)
https://doi.org/10.3847/1538-4357/acf761

XMM-Newton-discovered Fast X-ray Transients: host galaxies and limits on contemporaneous detections of optical counterparts

D Eappachen, P G Jonker, J Quirola-Vásquez, D Mata Sánchez, A Inkenhaag, A J Levan, M Fraser, M A P Torres, F E Bauer, A A Chrimes, D Stern, M J Graham, S J Smartt, K W Smith, M E Ravasio, A I Zabludoff, M Yue, F Stoppa, D B Malesani, N C Stone and S Wen
Monthly Notices of the Royal Astronomical Society 527 (4) 11823 (2023)
https://doi.org/10.1093/mnras/stad3924

Temperature–chemistry coupling in the evolution of gas giant atmospheres driven by stellar flares

Harrison Nicholls, Eric Hébrard, Olivia Venot, Benjamin Drummond and Elise Evans
Monthly Notices of the Royal Astronomical Society 523 (4) 5681 (2023)
https://doi.org/10.1093/mnras/stad1734

Extragalactic fast X-ray transient candidates discovered by Chandra (2014–2022)

J. Quirola-Vásquez, F. E. Bauer, P. G. Jonker, W. N. Brandt, G. Yang, A. J. Levan, Y. Q. Xue, D. Eappachen, E. Camacho, M. E. Ravasio, X. C. Zheng and B. Luo
Astronomy & Astrophysics 675 A44 (2023)
https://doi.org/10.1051/0004-6361/202345912

The SPHINX M-dwarf Spectral Grid. I. Benchmarking New Model Atmospheres to Derive Fundamental M-dwarf Properties

Aishwarya R. Iyer, Michael R. Line, Philip S. Muirhead, Jonathan J. Fortney and Ehsan Gharib-Nezhad
The Astrophysical Journal 944 (1) 41 (2023)
https://doi.org/10.3847/1538-4357/acabc2

Three low-mass companions around aged stars discovered by TESS

Zitao Lin, Tianjun Gan, Sharon X Wang, Avi Shporer, Markus Rabus, George Zhou, Angelica Psaridi, François Bouchy, Allyson Bieryla, David W Latham, Shude Mao, Keivan G Stassun, Coel Hellier, Steve B Howell, Carl Ziegler, Douglas A Caldwell, Catherine A Clark, Karen A Collins, Jason L Curtis, Jacqueline K Faherty, Crystal L Gnilka, Samuel K Grunblatt, Jon M Jenkins, Marshall C Johnson, Nicholas Law, et al.
Monthly Notices of the Royal Astronomical Society 523 (4) 6162 (2023)
https://doi.org/10.1093/mnras/stad1745

JWST Observations of the Enigmatic Y-Dwarf WISE 1828+2650. I. Limits to a Binary Companion

Matthew De Furio, Ben Lew, Charles Beichman, Thomas Roellig, Geoffrey Bryden, David Ciardi, Michael Meyer, Marcia Rieke, Alexandra Greenbaum, Jarron Leisenring, Jorge Llop-Sayson, Marie Ygouf, Loic Albert, Martha Boyer, Daniel Eisenstein, Klaus Hodapp, Scott Horner, Doug Johnstone, Doug Kelly, Karl Misselt, George Rieke, John Stansberry and Erick Young
The Astrophysical Journal 948 (2) 92 (2023)
https://doi.org/10.3847/1538-4357/acbf1e

Polarised radio pulsations from a new T-dwarf binary

H. K. Vedantham, T. J. Dupuy, E. L. Evans, A. Sanghi, J. R. Callingham, T. W. Shimwell, W. M. J. Best, M. C. Liu and P. Zarka
Astronomy & Astrophysics 675 L6 (2023)
https://doi.org/10.1051/0004-6361/202244965

The First Y Dwarf Data from JWST Show that Dynamic and Diabatic Processes Regulate Cold Brown Dwarf Atmospheres

S. K. Leggett and Pascal Tremblin
The Astrophysical Journal 959 (2) 86 (2023)
https://doi.org/10.3847/1538-4357/acfdad

Retrieval study of cool, directly imaged exoplanet 51 Eri b

Niall Whiteford, Alistair Glasse, Katy L Chubb, Daniel Kitzmann, Shrishmoy Ray, Mark W Phillips, Beth A Biller, Paul I Palmer, Ken Rice, Ingo P Waldmann, Quentin Changeat, Nour Skaf, Jason Wang, Billy Edwards and Ahmed Al-Refaie
Monthly Notices of the Royal Astronomical Society 525 (1) 1375 (2023)
https://doi.org/10.1093/mnras/stad670