Phase-resolved Hubble Space Telescope WFC3 Spectroscopy of the Weakly Irradiated Brown Dwarf GD 1400 and Energy Redistribution–Irradiation Trends in Six White Dwarf–Brown Dwarf Binaries

Authors: Rachael C. Amaro, Dániel Apai, Yifan Zhou, Joshua D. Lothringer, Sarah L. Casewell, Xianyu Tan, Ben W. P. Lew, Travis Barman, Mark S. Marley, L. C. Mayorga, Vivien Parmentier

Source: The Astrophysical Journal, Vol 979, Iss 2, p 231 (2025)

Subject Terms: Exoplanet atmospheres, Brown dwarfs, Close binary stars, Substellar companion stars, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1538-4357

Access URL: https://doaj.org/article/942a5bc8b86e4563b00581e6159b8c08

Discovery of a Hypervelocity L Subdwarf at the Star/Brown Dwarf Mass Limit

Authors: Adam J. Burgasser, Roman Gerasimov, Kyle Kremer, Hunter Brooks, Efrain Alvarado III, Adam C. Schneider, Aaron M. Meisner, Christopher A. Theissen, Emma Softich, Preethi Karpoor, Thomas P. Bickle, Martin Kabatnik, Austin Rothermich, Dan Caselden, J. Davy Kirkpatrick, Jacqueline K. Faherty, Sarah L. Casewell, Marc J. Kuchner, The Backyard Worlds: Planet 9 Collaboration

Source: The Astrophysical Journal Letters, Vol 971, Iss 1, p L25 (2024)

Subject Terms: Globular star clusters, Hypervelocity stars, L subdwarfs, Metallicity, Type Ia supernovae, Low mass stars, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/2041-8205

Access URL: https://doaj.org/article/4986ac695b8943b2b4bcb6950e377b9b

Time-resolved Hubble Space Telescope Wide Field Camera 3 Spectrophotometry Reveals Inefficient Day-to-night Heat Redistribution in the Highly Irradiated Brown Dwarf SDSS 1557B

Authors: Rachael C. Amaro, Dániel Apai, Ben W. P. Lew, Yifan Zhou, Joshua D. Lothringer, Sarah L. Casewell, Xianyu Tan, Travis Barman, Mark S. Marley, L. C. Mayorga, Vivien Parmentier

Source: The Astrophysical Journal, Vol 966, Iss 1, p 4 (2024)

Subject Terms: Brown dwarfs, Exoplanet atmospheres, White dwarf stars, Hot Jupiters, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1538-4357

Access URL: https://doaj.org/article/cbb3760eb4344f31925156de2caadbb0

Planet Hunters NGTS: New Planet Candidates from a Citizen Science Search of the Next Generation Transit Survey Public Data

Authors: Sean M. O’Brien, Megan E. Schwamb, Samuel Gill, Christopher A. Watson, Matthew R. Burleigh, Alicia Kendall, Sarah L. Casewell, David R. Anderson, José I. Vines, James S. Jenkins, Douglas R. Alves, Laura Trouille, Solène Ulmer-Moll, Edward M. Bryant, Ioannis Apergis, Matthew Battley, Daniel Bayliss, Nora L. Eisner, Edward Gillen, Michael R. Goad, Maximilian N. Günther, Beth A. Henderson, Jeong-Eun Heo, David G. Jackson, Chris Lintott, James McCormac, Maximiliano Moyano, Louise D. Nielsen, Ares Osborn, Suman Saha, Ramotholo R. Sefako, Andrew W. Stephens, Rosanna H. Tilbrook, Stéphane Udry, Richard G. West, Peter J. Wheatley, Tafadzwa Zivave, See Min Lim, Arttu Sainio

Source: The Astronomical Journal, Vol 167, Iss 5, p 238 (2024)

Subject Terms: Exoplanet astronomy, Transit photometry, Astronomy, QB1-991

File Description: electronic resource

Relation: https://doaj.org/toc/1538-3881

Access URL: https://doaj.org/article/4f569bb3bc7c49b9b2f4b7f90f82d918

Thirteen New M Dwarf + T Dwarf Pairs Identified with WISE/NEOWISE

Authors: Federico Marocco, J. Davy Kirkpatrick, Adam C. Schneider, Aaron M. Meisner, Mark Popinchalk, Christopher R. Gelino, Jacqueline K. Faherty, Adam J. Burgasser, Dan Caselden, Jonathan Gagné, Christian Aganze, Daniella C. Bardalez Gagliuffi, Sarah L. Casewell, Chih-Chun Hsu, Rocio Kiman, Peter R. M. Eisenhardt, Marc J. Kuchner, Daniel Stern, Léopold Gramaize, Arttu Sainio, Thomas P. Bickle, Austin Rothermich, William Pendrill, Melina Thévenot, Martin Kabatnik, Giovanni Colombo, Hiro Higashimura, Frank Kiwy, Elijah J. Marchese, Nikolaj Stevnbak Andersen, Christopher Tanner, Jim Walla, Zbigniew Wędracki, The Backyard Worlds Collaboration

Source: The Astrophysical Journal, Vol 967, Iss 2, p 147 (2024)

Subject Terms: Visual binary stars, Low mass stars, Brown dwarfs, T dwarfs, Fundamental parameters of stars, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1538-4357

Access URL: https://doaj.org/article/5bd6e5b4458f43b0b2df066013abc47f

Atmospheric Retrievals of the Phase-resolved Spectra of Irradiated Brown Dwarfs WD-0137B and EPIC-2122B

Authors: Joshua D. Lothringer, Yifan Zhou, Dániel Apai, Xianyu Tan, Vivien Parmentier, Sarah L. Casewell

Source: The Astrophysical Journal, Vol 968, Iss 2, p 126 (2024)

Subject Terms: Brown dwarfs, Stellar atmospheres, Exoplanet atmospheres, Infrared spectroscopy, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1538-4357

Access URL: https://doaj.org/article/3a6d00f6e0e94ed3beb5c9acf6d1158c

Discovery of the Remarkably Red L/T Transition Object VHS J183135.58-551355.9

Authors: Thomas P. Bickle, Adam C. Schneider, Jonathan Gagné, Jacqueline K. Faherty, Austin Rothermich, Johanna M. Vos, Genaro Suárez, J. Davy Kirkpatrick, Aaron M. Meisner, Marc J. Kuchner, Adam J. Burgasser, Federico Marocco, Sarah L. Casewell, Dan Caselden, Daniella C. Bardalez Gagliuffi, The Backyard Worlds: Planet 9 Collaboration

Source: The Astronomical Journal, Vol 168, Iss 2, p 66 (2024)

Subject Terms: Brown dwarfs, L dwarfs, T dwarfs, Stellar associations, Moving clusters, Astronomy, QB1-991

File Description: electronic resource

Relation: https://doaj.org/toc/1538-3881

Access URL: https://doaj.org/article/439753bb2b4348bd80ad99c53b006cf6

Hotter than Expected: Hubble Space Telescope (HST)/WFC3 Phase-resolved Spectroscopy of a Rare Irradiated Brown Dwarf with Strong Internal Heat Flux

Authors: Rachael C. Amaro, Dániel Apai, Yifan Zhou, Ben W. P. Lew, Sarah L. Casewell, L. C. Mayorga, Mark S. Marley, Xianyu Tan, Joshua D. Lothringer, Vivien Parmentier, Travis Barman

Source: The Astrophysical Journal, Vol 948, Iss 2, p 129 (2023)

Subject Terms: Brown dwarfs, Exoplanet atmospheres, White dwarf stars, Hot Jupiters, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1538-4357

Access URL: https://doaj.org/article/58f4705ec9a74bb8872d2dddab28bfba

Revealing the True Nature of Hen 2-428

Authors: Nicole Reindl, Nicolle L. Finch, Veronika Schaffenroth, Martin A. Barstow, Sarah L. Casewell, Stephan Geier, Marcelo M. Miller Bertolami, Stefan Taubenberger

Source: Galaxies, Vol 6, Iss 3, p 88 (2018)

Subject Terms: binaries: spectroscopic, stars: atmospheres, stars: abundances, supernovae, Astronomy, QB1-991

File Description: electronic resource

Relation: http://www.mdpi.com/2075-4434/6/3/88; https://doaj.org/toc/2075-4434

Access URL: https://doaj.org/article/9eeba9a653c14c03b901a32cf1b9478c

Time-series Analysis of Broadband Photometry of Neptune from K2.

Authors: Jason F. Rowe, Patrick Gaulme, Jack J. Lissauer, Mark S. Marley, Amy A. Simon, Heidi B. Hammel, Víctor Silva Aguirre, Thomas Barclay, Othman Benomar, Patrick Boumier, Douglas A. Caldwell, Sarah L. Casewell, William J. Chaplin, Knicole D. Colón, Enrico Corsaro, G. R. Davies, Jonathan J. Fortney, Rafael A. Garcia, John E. Gizis, Michael R. Haas

Source: Astronomical Journal; Apr2017, Vol. 153 Issue 4, p1-1, 1p

NEPTUNE’S DYNAMIC ATMOSPHERE FROM KEPLER K2 OBSERVATIONS: IMPLICATIONS FOR BROWN DWARF LIGHT CURVE ANALYSES.

Authors: Amy A. Simon, Jason F. Rowe, Patrick Gaulme, Heidi B. Hammel, Sarah L. Casewell, Jonathan J. Fortney, John E. Gizis, Jack J. Lissauer, Raul Morales-Juberias, Glenn S. Orton, Michael H. Wong, Mark S. Marley

Source: Astrophysical Journal; 2/1/2016, Vol. 817 Issue 2, p1-1, 1p

Subject Terms: LIGHT curves, BROWN dwarf stars, PLANETS, NATURAL satellites, STARSPOTS