Search Results - Natalie H. Allen

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  1. 1

    An HST Transmission Spectrum of the Closest M Dwarf Transiting Rocky Planet LTT 1445Ab by Katherine A. Bennett, David K. Sing, Kevin B. Stevenson, Hannah R. Wakeford, Zafar Rustamkulov, Natalie H. Allen, Joshua D. Lothringer, Ryan J. MacDonald, Nathan J. Mayne, Guangwei Fu

    Published in The Astronomical Journal (2025-01-01)
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  2. 2

    HST SHEL: Revealing Haze and Confirming Elevated Metallicity in the Warm Neptune HAT-P-26b by Lakeisha M. Ramos Rosado, David K. Sing, Natalie H. Allen, Hannah R. Wakeford, Mercedes López-Morales, Nikolay K. Nikolov, Kevin B. Stevenson, Munazza K. Alam, Thomas M. Evans-Soma

    Published in The Astronomical Journal (2025-01-01)
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  3. 3

    Overcast Mornings and Clear Evenings in Hot Jupiter Exoplanet Atmospheres by Guangwei Fu, Sagnick Mukherjee, Kevin B. Stevenson, David K. Sing, Reza Ashtari, Nathan Mayne, Joshua D. Lothringer, Maria Zamyatina, Stephen P. Schmidt, Carlos Gascón, Natalie H. Allen, Katherine A. Bennett, Mercedes López-Morales

    Published in The Astrophysical Journal Letters (2025-01-01)
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  4. 4

    Atmospheric Retrievals Suggest the Presence of a Secondary Atmosphere and Possible Sulfur Species on L98-59 d from JWST Nirspec G395H Transmission Spectroscopy by Agnibha Banerjee, Joanna K. Barstow, Amélie Gressier, Néstor Espinoza, David K. Sing, Natalie H. Allen, Stephan M. Birkmann, Ryan C. Challener, Nicolas Crouzet, Carole A. Haswell, Nikole K. Lewis, Stephen R. Lewis, Jingxuan Yang

    Published in The Astrophysical Journal Letters (2024-01-01)
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  5. 5

    Hints of a Sulfur-rich Atmosphere around the 1.6 R ⊕ Super-Earth L98-59 d from JWST NIRspec G395H Transmission Spectroscopy by Amélie Gressier, Néstor Espinoza, Natalie H. Allen, David K. Sing, Agnibha Banerjee, Joanna K. Barstow, Jeff A. Valenti, Nikole K. Lewis, Stephan M. Birkmann, Ryan C. Challener, Elena Manjavacas, Catarina Alves de Oliveira, Nicolas Crouzet, Tracy. L Beck

    Published in The Astrophysical Journal Letters (2024-01-01)
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  6. 6

    HST SHEL: Enabling Comparative Exoplanetology with HST/STIS by Natalie H. Allen, David K. Sing, Néstor Espinoza, Richard O’Steen, Nikolay K. Nikolov, Zafar Rustamkulov, Thomas M. Evans-Soma, Lakeisha M. Ramos Rosado, Munazza K. Alam, Mercedes López-Morales, Kevin B. Stevenson, Hannah R. Wakeford, Erin M. May, Rafael Brahm, Marcelo Tala Pinto

    Published in The Astronomical Journal (2024-01-01)
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  7. 7

    ACCESS, LRG-BEASTS, and MOPSS: Featureless Optical Transmission Spectra of WASP-25b and WASP-124b by Chima D. McGruder, Mercedes López-Morales, James Kirk, Benjamin V. Rackham, Erin May, Eva-Maria Ahrer, George W. King, Munazza K. Alam, Natalie H. Allen, Kevin Ortiz Ceballos, Néstor Espinoza, Tyler Gardner, Andrés Jordán, Kelly Meyer, John D. Monnier, David J. Osip, Peter J. Wheatley

    Published in The Astronomical Journal (2023-01-01)
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  8. 8

    Hot Rocks Survey. IV. Emission from LTT 3780 b Is Consistent with a Bare Rock by Natalie 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

    Published in The Astronomical Journal (2025-01-01)
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  9. 9

    JWST-TST DREAMS: Nonuniform Dayside Emission for WASP-17b from MIRI/LRS by Daniel Valentine, Hannah R. Wakeford, Ryan C. Challener, Natasha E. Batalha, Nikole K. Lewis, David Grant, Elijah Mullens, Lili Alderson, Jayesh Goyal, Ryan J. MacDonald, Erin M. May, Sara Seager, Kevin B. Stevenson, Jeff A. Valenti, Natalie H. Allen, Néstor Espinoza, Ana Glidden, Amélie Gressier, Jingcheng Huang, Zifan Lin, Douglas Long, Dana R. Louie, Mark Clampin, Marshall Perrin, Roeland P. van der Marel, C. Matt Mountain

    Published in The Astronomical Journal (2024-01-01)
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  10. 10

    JWST-TST DREAMS: Sulfur Dioxide in the Atmosphere of the Neptune-mass Planet HAT-P-26 b from NIRSpec G395H Transmission Spectroscopy by Amélie Gressier, Natasha E. Batalha, Nicholas Wogan, Lili Alderson, Dominic Doud, Néstor Espinoza, Ryan J. MacDonald, Hannah R. Wakeford, Jeff A. Valenti, Nikole K. Lewis, Sara Seager, Kevin B. Stevenson, Natalie H. Allen, Caleb I. Cañas, Ryan C. Challener, Ana Glidden, Jingcheng Huang, Zifan Lin, Dana R. Louie, Cathal Maguire, Elijah Mullens, Kristin Sotzen, Daniel Valentine, Mark Clampin, Laurent Pueyo, Roeland P. van der Marel, C. Matt Mountain

    Published in The Astronomical Journal (2025-01-01)
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  11. 11

    JWST-TST DREAMS: Secondary Atmosphere Constraints for the Habitable Zone Planet TRAPPIST-1 e by Ana 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

    Published in The Astrophysical Journal Letters (2025-01-01)
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  12. 12

    JWST-TST DREAMS: A Supersolar Metallicity in WASP-17 b’s Dayside Atmosphere from NIRISS SOSS Eclipse Spectroscopy by Amélie Gressier, Ryan J. MacDonald, Néstor Espinoza, Hannah R. Wakeford, Nikole K. Lewis, Jayesh Goyal, Dana R. Louie, Michael Radica, Natasha E. Batalha, Douglas Long, Erin M. May, Elijah Mullens, Sara Seager, Kevin B. Stevenson, Jeff A. Valenti, Lili Alderson, Natalie H. Allen, Caleb I. Cañas, Ryan C. Challener, Knicole Colón, Ana Glidden, David Grant, Jingcheng Huang, Zifan Lin, Daniel Valentine, C. Matt Mountain, Laurent Pueyo, Marshall D. Perrin, Roeland P. van der Marel

    Published in The Astronomical Journal (2025-01-01)
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  13. 13

    JWST-TST DREAMS: A Precise Water Abundance for Hot Jupiter WASP-17b from the NIRISS SOSS Transmission Spectrum by Dana R. Louie, Elijah Mullens, Lili Alderson, Ana Glidden, Nikole K. Lewis, Hannah R. Wakeford, Natasha E. Batalha, Knicole D. Colón, Amélie Gressier, Douglas Long, Michael Radica, Néstor Espinoza, Jayesh Goyal, Ryan J. MacDonald, Erin M. May, Sara Seager, Kevin B. Stevenson, Jeff A. Valenti, Natalie H. Allen, Caleb I. Cañas, Ryan C. Challener, David Grant, Jingcheng Huang, Zifan Lin, Daniel Valentine, Mark Clampin, Marshall Perrin, Laurent Pueyo, Roeland P. van der Marel, C. Matt Mountain

    Published in The Astronomical Journal (2025-01-01)
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  14. 14

    JWST-TST DREAMS: NIRSpec/PRISM Transmission Spectroscopy of the Habitable Zone Planet TRAPPIST-1 e by Néstor 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

    Published in The Astrophysical Journal Letters (2025-01-01)
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  15. 15

    JWST-TST High Contrast: Achieving Direct Spectroscopy of Faint Substellar Companions Next to Bright Stars with the NIRSpec Integral Field Unit by Jean-Baptiste Ruffio, Marshall D. Perrin, Kielan K. W. Hoch, Jens Kammerer, Quinn M. Konopacky, Laurent Pueyo, Alex Madurowicz, Emily Rickman, Christopher A. Theissen, Shubh Agrawal, Alexandra Z. Greenbaum, Brittany E. Miles, Travis S. Barman, William O. Balmer, Jorge Llop-Sayson, Julien H. Girard, Isabel Rebollido, Rémi Soummer, Natalie H. Allen, Jay Anderson, Charles A. Beichman, Andrea Bellini, Geoffrey Bryden, Néstor Espinoza, Ana Glidden, Jingcheng Huang, Nikole K. Lewis, Mattia Libralato, Dana R. Louie, Sangmo Tony Sohn, Sara Seager, Roeland P. van der Marel, Hannah R. Wakeford, Laura L. Watkins, Marie Ygouf, C. Matt Mountain

    Published in The Astronomical Journal (2024-01-01)
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  16. 16

    JWST-TST DREAMS: Quartz Clouds in the Atmosphere of WASP-17b by David Grant, Nikole K. Lewis, Hannah R. Wakeford, Natasha E. Batalha, Ana Glidden, Jayesh Goyal, Elijah Mullens, Ryan J. MacDonald, Erin M. May, Sara Seager, Kevin B. Stevenson, Jeff A. Valenti, Channon Visscher, Lili Alderson, Natalie H. Allen, Caleb I. Cañas, Knicole Colón, Mark Clampin, Néstor Espinoza, Amélie Gressier, Jingcheng Huang, Zifan Lin, Douglas Long, Dana R. Louie, Maria Peña-Guerrero, Sukrit Ranjan, Kristin S. Sotzen, Daniel Valentine, Jay Anderson, William O. Balmer, Andrea Bellini, Kielan K. W. Hoch, Jens Kammerer, Mattia Libralato, C. Matt Mountain, Marshall D. Perrin, Laurent Pueyo, Emily Rickman, Isabel Rebollido, Sangmo Tony Sohn, Roeland P. van der Marel, Laura L. Watkins

    Published in The Astrophysical Journal Letters (2023-01-01)
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