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 +13

The JWST Weather Report from the Nearest Brown Dwarfs I: multi-period JWST NIRSpec + MIRI monitoring of the benchmark binary brown dwarf WISE 1049AB

Beth A. Biller, Johanna M. Vos, Yifan Zhou +22

A Dynamical Mass of $70\pm 5$ Jupiter Masses for Gliese 229B, the First T Dwarf

Timothy D. Brandt, Trent J. Dupuy, Brendan P. Bowler +4

Sensitivity to Sub-Io-sized Exosatellite Transits in the MIRI LRS Lightcurve of the Nearest Substellar Worlds

Andrew Householder, Mary Anne Limbach, Beth Biller +20

$L$-band Spectra of Young Brown Dwarfs

Samuel Beiler, Katelyn Allers, Michael Cushing +3

Substellar Multiplicity Throughout the Ages

Daniella Bardalez Gagliuffi, Kimberly Ward-Duong, Jacqueline Faherty +11

Astro2020 Science White Paper: Fundamental Physics with Brown Dwarfs: The Mass-Radius Relation

Adam Burgasser, Isabelle Baraffe, Matthew Browning +17

The JWST weather report from the nearest brown dwarfs III: Heterogeneous clouds and Thermochemical instabilities as possible drivers of WISE 1049AB's spectroscopic variability

Natalia Oliveros-Gomez, Elena Manjavacas, Theodora Karalidi +17

The JWST weather report from the nearest brown dwarfs II: Consistent variability mechanisms over 7 months revealed by 1-14 $\hat{I}¼$m NIRSpec + MIRI monitoring of WISE 1049AB

Xueqing Chen, Beth A. Biller, Xianyu Tan +22

The JWST Weather Report from the Isolated Exoplanet Analog SIMP 0136+0933: Pressure-Dependent Variability Driven by Multiple Mechanisms

Allison M. McCarthy, Johanna M. Vos, Philip S. Muirhead +17

An L+T Spectral Binary with Possible AB Doradus Kinematics

Daniella C. Bardalez Gagliuffi, Jonathan Gagne, Jacqueline Faherty +1

The JWST Weather Report: retrieving temperature variations, auroral heating, and static cloud coverage on SIMP-0136

Evert Nasedkin, Merle Schrader, Johanna M. Vos +15

The JWST weather report: Unravelling the atmospheric variability of isolated worlds using principal component analysis

Merle A. Schrader, Johanna M. Vos, Evert Nasedkin +17

The paper uses principal component analysis on JWST/NIRSpec time‑series spectra of the brown dwarf SIMP‑0136 to identify two dominant patterns of variability, linking them to tempe…

The First Spectrum of the Coldest Brown Dwarf

Andrew Skemer, Caroline Morley, Katelyn Allers +6

On the Detectability of Volcanic Exo-Ios That May Fuel Auroras on Super-Jupiters

Brooke Kotten, Mary Anne Limbach, Johanna M. Vos +12

The paper evaluates whether JWST transit observations can detect volcanic exomoons around aurorally active super‑Jupiters, demonstrating feasibility for moons with mass ratios simi…

BANYAN. VI. Discovery of a companion at the brown dwarf/planet-mass limit to a Tucana-Horologium M dwarf

Étienne Artigau, Jonathan Gagné, Jacqueline Faherty +5

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 +28

Discovery of 118 New Ultracool Dwarf Candidates Using Machine Learning Techniques

Hunter Brooks, Dan Caselden, J. Davy Kirkpatrick +44

The Perkins INfrared Exosatellite Survey (PINES) I. Survey Overview, Reduction Pipeline, and Early Results

Patrick Tamburo, Philip S. Muirhead, Allison M. McCarthy +9

X-SHYNE: X-Shooter spectra of young exoplanet analogs II. Presentation and analysis of the full library

Simon Petrus, Gaël Chauvin, Mickaël Bonnefoy +29

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 +16

Unveiling the Infrared Excess of SIPS J2045-6332: Evidence for a Young Stellar Object with Potential Low-Mass Companion

Michiharu Hyogo, Thomas P. Bickle, Joseph R. Biggs +20

Characterizing the 3D Kinematics of Young Stars in the Radcliffe Wave

Alan J. Tu, Catherine Zucker, Joshua S. Speagle +5

The Keck-HGCA Pilot Survey II: Direct Imaging Discovery of HD 63754 B, a ~20 au Massive Companion Near the Hydrogen Burning Limit

Yiting Li, Timothy D. Brandt, Kyle Franson +15

Searching for Exosatellites Orbiting L and T Dwarfs: Connecting Planet Formation to Moon Formation and Finding New Temperate Worlds

Philip S. Muirhead, Julie N. Skinner, Jacqueline Radigan +7

Astro2020 White Paper: The L/T Transition

Johanna M. Vos, Katelyn Allers, Daniel Apai +10

Bayesian analysis to identify very low-mass members of nearby young stellar kinematic groups

Jonathan Gagné, David Lafrenière, René Doyon +3

Multiple Patchy Cloud Layers in the Planetary Mass Object SIMP0136+0933

Allison M. McCarthy, Philip S. Muirhead, Patrick Tamburo +6

A Spiral Structure in the Inner Oort Cloud

David Nesvorny, Luke Dones, David Vokrouhlicky +5

Discovery of a low-mass comoving system using NOIRLab Source Catalog DR2

Frank Kiwy, Jacqueline Faherty, Aaron Meisner +6

Fundamental Parameters and Spectral Energy Distributions of Young and Field Age Objects with Masses Spanning the Stellar to Planetary Regime

Joseph C. Filippazzo, Emily L. Rice, Jacqueline Faherty +3

Protoplanetary Disk Science Enabled by Extremely Large Telescopes

Hannah Jang-Condell, Sean Brittain, Alycia Weinberger +36

The Perkins INfrared Exosatellite Survey (PINES) II. Transit Candidates and Implications for Planet Occurrence around L and T Dwarfs

Patrick Tamburo, Philip S. Muirhead, Allison M. McCarthy +7

Investigating 2M1155-7919B: a Nearby, Young, Low-Mass Star Actively Accreting from a Nearly Edge-on, Dusty Disk

D. Annie Dickson-Vandervelde, Joel H. Kastner, Jonathan Gagné +5

Precise Masses and Orbits for Nine Radial Velocity Exoplanets

Yiting Li, Timothy D. Brandt, G. Mirek Brandt +6

Searching for Binary Y dwarfs with the Gemini Multi-Conjugate Adaptive Optics System (GeMS)

Daniela Opitz, C. G. Tinney, Jacqueline Faherty +3

Discovery of a Possible Early-T Thick-Disk Subdwarf from the AllWISE2 Motion Survey

Kendra Kellogg, J. Davy Kirkpatrick, Stanimir Metchev +2

The Nearest Isolated Member of the TW Hydrae Association is a Giant Planet Analog

Kendra Kellogg, Stanimir Metchev, Jonathan Gagne +1

JWST/NIRCam 4-5 $\hat{I}¼$m Imaging of the Giant Planet AF Lep b

Kyle Franson, William O. Balmer, Brendan P. Bowler +23

Silicate Clouds, SiO, and Molecular Trends across the L-T Sequence: A JWST/MIRI LRS Spectral Library of Brown Dwarfs

Sam Barber, Stanimir Metchev, Genaro Suárez +12