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Néstor Espinoza

Space Telescope Science Institute

48H-index
375Paper Count
8.7KCitation Count
Published Papers 166
Publication Date
A distant brown dwarf coplanar to a warm Jupiter and a hot super-Earth
errNature
IF48.5
err2026-06-17
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PREAI
errMatías I. Jones; Luca Naponiello; Trifon Trifonov; Rafael Brahm; Gabriele Pichierri; Lorena Acuña-Aguirre; Robert J. De Rosa; Marcelo Tala Pinto; Aldo S. Bonomo; Luigi Mancini; Alessandro Sozzetti; Yared Reinarz; Alessandro Morbidelli; Néstor Espinoza; Giovanni Rosotti; Eric L. Nielsen; Stefan Y. Stefanov; Thomas Henning; Andrés Jordán; Jan Eberhardt; Artie Hatzes; Leonardo Vanzi; Jan Janik; Petr Kabath
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Hot Rocks Survey. V. Secondary Eclipse Photometry of GJ 3473 b with JWST/MIRI
err2026-04-01
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PREAI
errHolmberg, Mans; Diamond-Lowe, Hannah; Mendonca, Joao M.; Kitzmann, Daniel; Espinoza, Nestor; Allen, Natalie H.; August, Prune C.; Fortune, Mark; Gressier, Amelie; Ih, Jegug; Valdes, Erik Meier; Zgraggen, Merlin; Buchhave, Lars A.; Demory, Brice-Olivier; Fisher, Chloe; Gibson, Neale P.; Heng, Kevin; Prinoth, Bibiana; Burgasser, Adam J.
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A Warm Massive Pair of Planets around TOI-1232 Revealed with Transit-timing Variations and Doppler Spectroscopy*
err2026-02-20
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errOAAI
errDeyan P. Mihaylov; Jan Eberhardt; Trifon Trifonov; Rafael Brahm; Thomas Henning; Andrés Jordán; Denitza Stoeva; Matías I. Jones; Lorena Acuña-Aguirre; Stefan Stefanov; M. Tala Pinto; Melissa J. Hobson; Nestor Espinoza; Felipe I. Rojas; Martin Schlecker; Vladimir Bozhilov; Tristan Guillot; Amaury H. M. J. Triaud; Jack J. Lissauer; Judith Korth; Hannu Parviainen; Laura Kreidberg; Philippe Bendjoya; Olga Suarez; Carl Ziegler; Pamela Rowden; Alexander Rudat; Veselin Kostov; Joshua N. Winn; Jon M. Jenkins; Karen A. Collins; Cristilyn N. Watkins; Don J. Radford; Chris Stockdale; Tianjun Gan
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JWST NIRSpec finds no clear signs of an atmosphere on TOI-1685 b
err2026-02-01
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PREAI
errFisher, Chloe E.; Hooton, Matthew J.; Gressier, Amelie; Zgraggen, Merlin; Tian, Meng; Heng, Kevin; Allen, Natalie H.; Chatterjee, Richard D.; Morris, Brett M.; Borsato, Nicholas W.; Espinoza, Nestor; Kitzmann, Daniel; Meier, Tobias G.; Buchhave, Lars A.; Burgasser, Adam J.; Demory, Brice-Olivier; Fortune, Mark; Hoeijmakers, H. Jens; Luque, Raphael; Meier valdes, Erik A.; Mendonca, Joao M.; Prinoth, Bibiana; Rathcke, Alexander D.; Taylor, Jake
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JWST TRAPPIST-1 e/b Program: Motivation and First Observations
err2026-01-22
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errNatalie H. Allen; Néstor Espinoza; V. A. Boehm; Caleb I. Cañas; Kevin B. Stevenson; Nikole K. Lewis; Ryan J. MacDonald; Brett M. Morris; Eric Agol; Knicole Colón; Hannah Diamond-Lowe; Ana Glidden; Amélie Gressier; Jingcheng Huang; Zifan Lin; Douglas Long; Dana R. Louie; Meredith A. MacGregor; Laurent Pueyo; Benjamin V. Rackham; Sukrit Ranjan; Sara Seager; Guadalupe Tovar Mendoza; Jeff A. Valenti; Daniel Valentine; Roeland P. van der Marel; Hannah R. Wakeford
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A Cold and Superpuffy Planet on a Prograde Orbit
err2025-12-30
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errJuan I. Espinoza-Retamal; Rafael Brahm; Cristobal Petrovich; Andrés Jordán; Thomas Henning; Trifon Trifonov; Joshua N. Winn; Erika Rea; Maximilian N. Günther; Abdelkrim Agabi; Philippe Bendjoya; Hareesh Bhaskar; François Bouchy; Márcio Catelan; Carolina Charalambous; Vincent Deloupy; George Dransfield; Jan Eberhardt; Néstor Espinoza; Alix V. Freckelton; Tristan Guillot; Melissa J. Hobson; Matías I. Jones; Monika Lendl; Djamel Mekarnia; Diego J. Muñoz; Louise D. Nielsen; Felipe I. Rojas; François-Xavier Schmider; Elyar Sedaghati; Guđmundur Stefánsson; Stephanie Striegel; Olga Suarez; Marcelo Tala Pinto; Mathilde Timmermans; Amaury H. M. J. Triaud; Stéphane Udry; Solène Ulmer-Moll; Carl Ziegler
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A Compact Multiplanet System of Three Transiting Giant Planets around TIC 118798035
err2025-12-11
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errOAAI
errRafael Brahm; Trifon Trifonov; Andrés Jordán; Thomas Henning; Néstor Espinoza; Felipe I. Rojas; Marcelo Tala Pinto; Matías I. Jones; Daniel Thorngren; Lorena Acuña; Jan Eberhardt; Yared Reinarz; Helem Salinas; Michaela Vítková; Juan I. Espinoza-Retamal; Gaspar Bakos; Attila Bódi; Gavin Boyle; Zoltán Csubry; Joel Hartman; Anthony Keyes; Vincent Suc; Geert Jan Talens
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JWST-TST DREAMS: Sulfur Dioxide in the Atmosphere of the Neptune-mass Planet HAT-P-26 b from NIRSpec G395H Transmission Spectroscopy
err2025-11-03
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PREAI
errGressier, Amelie; Batalha, Natasha E.; Wogan, Nicholas; Alderson, Lili; Doud, Dominic; Espinoza, Nestor; Macdonald, Ryan J.; Wakeford, Hannah R.; Valenti, Jeff A.; Lewis, Nikole K.; Seager, Sara; Stevenson, Kevin B.; Allen, Natalie H.; Canas, Caleb I.; Challener, Ryan C.; Glidden, Ana; Huang, Jingcheng; Lin, Zifan; Louie, Dana R.; Maguire, Cathal; Mullens, Elijah; Sotzen, Kristin; Valentine, Daniel; Clampin, Mark; Pueyo, Laurent; Van Der Marel, Roeland P.; Mountain, C. Matt
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Hot Rocks Survey. IV. Emission from LTT 3780 b Is Consistent with a Bare Rock
err2025-09-26
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errOAAI
errNatalie H. Allen; Néstor Espinoza; Hannah Diamond-Lowe; João M. Mendonça; Brice-Olivier Demory; Amélie Gressier; Jegug Ih; Mark Fortune; Prune C. August; Måns Holmberg; Erik Meier Valdés; Merlin Zgraggen; Lars A. Buchhave; Adam J. Burgasser; Chloe Fisher; Neale P. Gibson; Kevin Heng; Jens Hoeijmakers; Daniel Kitzmann; Bibiana Prinoth; Alexander D. Rathcke; Brett M. Morris
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JWST-TST DREAMS: Secondary Atmosphere Constraints for the Habitable Zone Planet TRAPPIST-1 e
err2025-09-08
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errOAAI
errAna Glidden; Sukrit Ranjan; Sara Seager; Néstor Espinoza; Ryan J. MacDonald; Natalie H. Allen; Caleb I. Cañas; David Grant; Amélie Gressier; Kevin B. Stevenson; Natasha E. Batalha; Nikole K. Lewis; Douglas Long; Hannah R. Wakeford; Lili Alderson; Ryan C. Challener; Knicole Colón; Jingcheng Huang; Zifan Lin; Dana R. Louie; Elijah Mullens; Kristin S. Sotzen; Jeff A. Valenti; Daniel Valentine; Mark Clampin; C. Matt Mountain; Marshall Perrin; Roeland P. van der Marel
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JWST-TST DREAMS: NIRSpec/PRISM Transmission Spectroscopy of the Habitable Zone Planet TRAPPIST-1 e
err2025-09-08
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errOAAI
errNéstor Espinoza; Natalie H. Allen; Ana Glidden; Nikole K. Lewis; Sara Seager; Caleb I. Cañas; David Grant; Amélie Gressier; Shelby Courreges; Kevin B. Stevenson; Sukrit Ranjan; Knicole Colón; Brett M. Morris; Ryan J. MacDonald; Douglas Long; Hannah R. Wakeford; Jeff A. Valenti; Lili Alderson; Natasha E. Batalha; Ryan C. Challener; Jingcheng Huang; Zifan Lin; Dana R. Louie; Elijah Mullens; Daniel Valentine; C. Matt Mountain; Laurent Pueyo; Marshall D. Perrin; Andrea Bellini; Jens Kammerer; Mattia Libralato; Isabel Rebollido; Emily Rickman; Sangmo Tony Sohn; Roeland P. van der Marel
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TOI-6695: A Pair of Near-resonant Massive Planets Observed with TESS from the WINE Survey
err2025-05-08
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errOAAI
errEberhardt, Jan; Trifonov, Trifon; Henning, Thomas; Pinto, Marcelo Tala; Brahm, Rafael; Jordan, Andres; Espinoza, Nestor; Jones, Matias I.; Hobson, Melissa J.; Rojas, Felipe I.; Schlecker, Martin; Acuna, Lorena; Burn, Remo; Boyle, Gavin; Leiva, Rodrigo; Mccormac, James; Dunckel, Nicholas; Dragomir, Diana; Crane, Jeffrey D.; Shectman, Stephen; Teske, Johanna K.; Osip, David; Gupta, Arvind F.; Ulmer-Moll, Solene; Bouchy, Francois; Lendl, Monika; Gandolfi, Davide; Ricker, George R.; Jenkins, Jon M.; Seager, Sara; Winn, Joshua N.
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Three warm Jupiters orbiting TOI-6628, TOI-3837, and TOI-5027 and one sub-Saturn orbiting TOI-2328☆
err2025-02-19
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PREAI
errTala Pinto, Marcelo; Jordan, Andres; Acuna, Lorena; Jones, Matias; Brahm, Rafael; Reinarz, Yared; Eberhardt, Jan; Espinoza, Nestor; Henning, Thomas; Hobson, Melissa; Rojas, Felipe; Schlecker, Martin; Trifonov, Trifon; Bakos, Gaspar; Boyle, Gavin; Csubry, Zoltan; Hartmann, Joel; Knepper, Benjamin; Kreidberg, Laura; Suc, Vincent; Teske, Johanna; Butler, Robert Paul; Crane, Jeffrey; Schectman, Steve; Thompson, Ian; Osip, Dave; Ricker, George; Collins, Karen A.; Watkins, Cristilyn N.; Bieryla, Allyson; Stockdale, Chris; Wang, Gavin; Zambelli, Roberto; Seager, Sara; Winn, Joshua; Rose, Mark E.; Rice, Malena; Essack, Zahra
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Characterization of seven transiting systems, including four warm Jupiters from SOPHIE and TESS
err2025-02-06
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errOAAI
errHeidari, N.; Hebrard, G.; Martioli, E.; Eastman, J. D.; Jackson, J. M.; Delfosse, X.; Jordan, A.; Correia, A. C. M.; Sousa, S.; Dragomir, D.; Forveille, T.; Boisse, I.; Giacalone, S. A.; Diaz, R. F.; Brahm, R.; Almasian, D.; Almenara, J. M.; Bieryla, A.; Barkaoui, K.; Baker, D.; Barros, S. C. C.; Bonfils, X.; Carmona, A.; Collins, K. A.; Cortes-Zuleta, P.; Deleuil, M.; Demangeon, O. D. S.; Edwards, B.; Eberhardt, J.; Espinoza, N.; Eisner, N.; Feliz, D. L.; Frommer, A. C.; Fukui, A.; Grau, F.; Gupta, A. F.; Hara, N.; Hobson, M. J.; Henning, T.; Howell, S. B.; Jenkins, J. M.; Kiefer, F.; Lacourse, D. M.; Laskar, J.; Law, N.; Mann, A. W.; Murgas, F.; Moutou, C.; Narita, N.; Palle, E.; Relles, H. M.; Stassun, K. G.; Bell, J. Serrano; Schwarz, R. P.; Srdoc, G.; Strom, P. A.; Safonov, B.; Sarkis, P.; Schlecker, M.; Pinto, M. Tala; Pepper, J.; Rojas, F. I.; Twicken, J. D.; Trifonov, T.; Villanueva Jr, S.; Watkins, C. N.; Winn, J. N.; Ziegler, C.
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JWST-TST DREAMS: A Precise Water Abundance for Hot Jupiter WASP-17b from the NIRISS SOSS Transmission Spectrum
err2025-01-20
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errOAAI
errLouie, Dana R.; Mullens, Elijah; Alderson, Lili; Glidden, Ana; Lewis, Nikole K.; Wakeford, Hannah R.; Batalha, Natasha E.; Colon, Knicole D.; Gressier, Amelie; Long, Douglas; Radica, Michael; Espinoza, Nestor; Goyal, Jayesh; Macdonald, Ryan J.; May, Erin M.; Seager, Sara; Stevenson, Kevin B.; Valenti, Jeff A.; Allen, Natalie H.; Canas, Caleb I.; Challener, Ryan C.; Grant, David; Huang, Jingcheng; Lin, Zifan; Valentine, Daniel; Clampin, Mark; Perrin, Marshall; Pueyo, Laurent; van der Marel, Roeland P.; Mountain, C. Matt
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Discovery and Characterization of an Eccentric, Warm Saturn Transiting the Solar Analog TOI-4994
err2025-01-15
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errOAAI
errRodriguez Martinez, Romy; Eastman, Jason D.; Collins, Karen A.; Rodriguez, Joseph E.; Charbonneau, David; Quinn, Samuel N.; Latham, David W.; Ziegler, Carl; Brahm, Rafael; Fairnington, Tyler R.; Ulmer-Moll, Solene; Stassun, Keivan G.; Suarez, Olga; Guillot, Tristan; Hobson, Melissa J.; Winn, Joshua N.; Kanodia, Shubham; Schlecker, Martin; Butler, R. P.; Crane, Jeffrey D.; Shectman, Steve; Teske, Johanna K.; Osip, David; Beletsky, Yuri; Battley, Matthew P.; Psaridi, Angelica; Figueira, Pedro; Lendl, Monika; Bouchy, Francois; Udry, Stephane; Kunimoto, Michelle; Mekarnia, Djamel; Abe, Lyu; Trifonov, Trifon; Pinto, Marcelo Tala; Eberhardt, Jan; Espinoza, Nestor; Henning, Thomas; Jordan, Andres; Rojas, Felipe I.; Barkaoui, Khalid; Relles, Howard M.; Srdoc, Gregor; Collins, Kevin I.; Seager, Sara; Shporer, Avi; Vezie, Michael; Hedges, Christina; Mireles, Ismael
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JWST-TST DREAMS: A Supersolar Metallicity in WASP-17 b's Dayside Atmosphere from NIRISS SOSS Eclipse Spectroscopy
err2025-01-09
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errGressier, Amelie; Macdonald, Ryan J.; Espinoza, Nestor; Wakeford, Hannah R.; Lewis, Nikole K.; Goyal, Jayesh; Louie, Dana R.; Radica, Michael; Batalha, Natasha E.; Long, Douglas; May, Erin M.; Mullens, Elijah; Seager, Sara; Stevenson, Kevin B.; Valenti, Jeff A.; Alderson, Lili; Allen, Natalie H.; Canas, Caleb I.; Challener, Ryan C.; Colon, Knicole; Glidden, Ana; Grant, David; Huang, Jingcheng; Lin, Zifan; Valentine, Daniel; Mountain, C. Matt; Pueyo, Laurent; Perrin, Marshall D.; van der Marel, Roeland P.
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Atmospheric Retrievals Suggest the Presence of a Secondary Atmosphere and Possible Sulfur Species on L98-59 d from JWST Nirspec G395H Transmission Spectroscopy
err2024-10-30
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errOAAI
errBanerjee, Agnibha; Barstow, Joanna K.; Gressier, Amelie; Espinoza, Nestor; Sing, David K.; Allen, Natalie H.; Birkmann, Stephan M.; Challener, Ryan C.; Crouzet, Nicolas; Haswell, Carole A.; Lewis, Nikole K.; Lewis, Stephen R.; Yang, Jingxuan
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Hints of a Sulfur-rich Atmosphere around the 1.6 R ⊕ Super-Earth L98-59 d from JWST NIRspec G395H Transmission Spectroscopy
err2024-10-30
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errOAAI
errGressier, Amelie; Espinoza, Nestor; Allen, Natalie H.; Sing, David K.; Banerjee, Agnibha; Barstow, Joanna K.; Valenti, Jeff A.; Lewis, Nikole K.; Birkmann, Stephan M.; Challener, Ryan C.; Manjavacas, Elena; Alves de Oliveira, Catarina; Crouzet, Nicolas; Beck, Tracy. L.
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Mass determination of two Jupiter-sized planets orbiting slightly evolved stars: TOI-2420 b and TOI-2485 b
err2024-09-26
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errOAAI
errCarleo, Ilaria; Barragan, Oscar; Persson, Carina M.; Fridlund, Malcolm; Lam, Kristine W. F.; Messina, Sergio; Gandolfi, Davide; Smith, Alexis M. S.; Johnson, Marshall C.; Cochran, William; Osborne, Hannah L. M.; Brahm, Rafael; Ciardi, David R.; Collins, Karen A.; Everett, Mark E.; Giacalone, Steven; Guenther, Eike W.; Hatzes, Artie; Hellier, Coel; Horner, Jonathan; Kabath, Petr; Korth, Judith; MacQueen, Phillip; Masseron, Thomas; Murgas, Felipe; Nowak, Grzegorz; Rodriguez, Joseph E.; Watkins, Cristilyn N.; Wittenmyer, Rob; Zhou, George; Ziegler, Carl; Bieryla, Allyson; Boyd, Patricia T.; Clark, Catherine A.; Dressing, Courtney D.; Eastman, Jason D.; Eberhardt, Jan; Endl, Michael; Espinoza, Nestor; Fausnaugh, Michael; Guerrero, Natalia M.; Henning, Thomas; Hesse, Katharine; Hobson, Melissa J.; Howell, Steve B.; Jordan, Andres; Latham, David W.; Lund, Michael B.; Mireles, Ismael; Narita, Norio; Tala Pinto, Marcelo; Pugh, Teznie; Quinn, Samuel N.; Ricker, George; Rodriguez, David R.; Rojas, Felipe I.; Rose, Mark E.; Rudat, Alexander; Sarkis, Paula; Savel, Arjun B.; Schlecker, Martin; Schwarz, Richard P.; Seager, Sara; Shporer, Avi; Smith, Jeffrey C.; Stassun, Keivan G.; Stockdale, Chris; Trifonov, Trifon; Vanderspek, Roland; Winn, Joshua N.; Wright, Duncan
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