510109. Stellar astronomy and planetary systems
| Title | 510109. Stellar astronomy and planetary systems |
|---|---|
| Parent | 5101. Astronomical sciences |
Latest research outputs
Sort by Date Title
Modelling δ Scuti pulsations: a new grid of p, g, and f modes across pre-main-sequence to post-main-sequence evolution
Gautam, Anuj, Murphy, Simon J. and Bedding, Timothy R.. 2026. "Modelling δ Scuti pulsations: a new grid of p, g, and f modes across pre-main-sequence to post-main-sequence evolution." Monthly Notices of the Royal Astronomical Society. 545 (4). https://doi.org/10.1093/mnras/staf2001Article
Asteroseismic detection of a predominantly toroidal magnetic field in the deep interior of the main-sequence F star KIC 9244992
Takata, Masao, Murphy, Simon J., Kurtz, Donald W., Saio, Hideyuki and Shibahashi, Hiromoto. 2026. "Asteroseismic detection of a predominantly toroidal magnetic field in the deep interior of the main-sequence F star KIC 9244992." Monthly Notices of the Royal Astronomical Society. 545 (3). https://doi.org/10.1093/mnras/staf2153Article
HD 35843: A Sun-like Star Hosting a Long-period Sub-Neptune and Inner Super-Earth
Hesse, Katharine, Mireles, Ismael, Bouchy, François, Dragomir, Diana, Ulmer-Moll, Solène, Eisner, Nora L., Stassun, Keivan G., Quinn, Samuel N., Osborn, Hugh P., Sousa, Sergio G., Watkins, Cristilyn N., Collins, Karen A., Bryant, Edward M., Irwin, Jonathan M., Hellier, Coel, Johnson, Marshall C., Ziegler, Carl, Howell, Steve B., Anderson, David R., ..., Nicholson, B.. 2025. "HD 35843: A Sun-like Star Hosting a Long-period Sub-Neptune and Inner Super-Earth." The Astronomical Journal. 170, p. 108. https://doi.org/10.3847/1538-3881/add7d7Contribution to Journal
The HD 60779 Planetary System: A Transiting Sub-Neptune on a 30-day Orbit and a More Massive Outer World
DiTomasso, Victoria, Charbonneau, David, Vanderburg, Andrew, López-Morales, Mercedes, Vissapragada, Shreyas, Mortier, Annelies, Wilson, Thomas G., Incha, Elyse, Collier Cameron, Andrew, Malavolta, Luca, Buchhave, Lars A., Latham, David W., Pinamonti, Matteo, Striegel, Stephanie, Fausnaugh, Michael, Bouma, Luke, Falk, Ben, Aloisi, Robert, Dumusque, Xavier, ..., Nicholson, B.. 2025. "The HD 60779 Planetary System: A Transiting Sub-Neptune on a 30-day Orbit and a More Massive Outer World." arXiv e-prints. https://doi.org/10.48550/arXiv.2508.16805Contribution to Journal
Discovery of a multi-planet system orbiting the aged Sun-like star HD 224018
Damasso, M., Naponiello, L., Anna John, A., Egger, J. A., Cretignier, M., Mortier, A., Bonomo, A., Collier Cameron, A., Dumusque, X., Wilson, T., Buchhave, L., Nicholson, B., Stalport, M., Ghedina, A., Latham, D. W., Livingston, J., Malavolta, L., Sozzetti, A., Jenkins, J. M., ..., Watson, C. A.. 2025. "Discovery of a multi-planet system orbiting the aged Sun-like star HD 224018." Astronomy and Astrophysics: a European journal. 702. https://doi.org/10.1051/0004-6361/202555770Article
Discovery of 79 δ Scuti Stars in NGC 3532 Suggests a Decrease of Pulsator Occurrence with Age
Berry, Ian, Huber, Daniel, Li, Yaguang, Hey, Daniel, Bedding, Timothy R. and Murphy, Simon J.. 2025. "Discovery of 79 δ Scuti Stars in NGC 3532 Suggests a Decrease of Pulsator Occurrence with Age." The Astrophysical Journal: an international review of astronomy and astronomical physics. 995. https://doi.org/10.3847/1538-4357/ae18c6Article
Untapped: Veloce detects calcium in the atmosphere of WASP-189b
Borsato, Nicholas W., Krueger, Joachim, Zucker, Daniel B., Murphy, Simon J., Wright, Duncan and Martell, Sarah L.. 2025. "Untapped: Veloce detects calcium in the atmosphere of WASP-189b." Publications of the Astronomical Society of Australia. 42. https://doi.org/10.1017/pasa.2025.10097Article
Characterizing bright δ Scuti pulsators using TESS light curves
Mani, Prasad, Bedding, Timothy R., Bernizzoni, Mara, Murphy, Simon J. and Hey, Daniel. 2025. "Characterizing bright δ Scuti pulsators using TESS light curves." Monthly Notices of the Royal Astronomical Society. 542 (4), pp. 2866-2876. https://doi.org/10.1093/mnras/staf1400Article
Orbital and Physical Properties of the Pleiades Binary 27 Tau (Atlas)
Torres, Guillermo, Tkachenko, Andrew, Pavlovski, Krešimir, Gossage, Seth, Schaefer, Gail H., Melis, Carl, Ireland, Michael, Monnier, John D., Anugu, Narsireddy, Kraus, Stefan, Lanthermann, C., Gordon, Kathryn, Klement, Robert, Murphy, Simon J. and Roettenbacher, Rachael. 2025. "Orbital and Physical Properties of the Pleiades Binary 27 Tau (Atlas)." The Astrophysical Journal: an international review of astronomy and astronomical physics. 990 (2). https://doi.org/10.3847/1538-4357/adf224Article
The Spin–orbit alignment of two short period eclipsing binary systems
Wells, Tony, Addison, B. C., Wittenmyer, R. A., Wright, Duncan J., Fairnington, Tyler R., Dittmann, Jason, Horner, Jonathan, Kane, Stephen R., Kielkopf, John, Plavchan, Peter and Shporer, Avi. 2025. "The Spin–orbit alignment of two short period eclipsing binary systems." Monthly Notices of the Royal Astronomical Society. 542 (3), pp. 2269-2291. https://doi.org/10.1093/mnras/staf1355Article
Three-dimensional Orbit and Dynamical Masses of GJ 105 AC
Dedrick, Cayla M., Wright, Jason T., Eastman, Jason D., Blake, Cullen H., Johnson, Samson A., Plavchan, Peter, Johnson, John Asher, Sliski, David H., Wilson, Maurice L., Wittenmyer, Robert A., Barclay, Thomas, Horner, Jonathan, Kane, Stephen R. and Wang, Sharon X.. 2025. "Three-dimensional Orbit and Dynamical Masses of GJ 105 AC." The Astrophysical Journal: an international review of astronomy and astronomical physics. 985 (2). https://doi.org/10.3847/1538-4357/adc564Article
Asteroseismology of the G8 subgiant β Aquilae with SONG-Tenerife, SONG-Australia and TESS
Kjeldsen, Hans, Bedding, Timothy R., Li, Yaguang, Grundahl, Frank, Andersen, Mads, Wright, Duncan J., Soutter, Jack, Wittenmyer, Rob, Reyes, Claudia, Stello, Dennis, Crawford, Courtney, Zhou, Yixiao, Clerte, Mathieu, Palle, Pere L., Simon-Diaz, Sergio, Christensen-Dalsgaard, Jørgen, Handberg, Rasmus, Hansen, Hasse, Heeren, Paul, ..., Murphy, Simon J.. 2025. "Asteroseismology of the G8 subgiant β Aquilae with SONG-Tenerife, SONG-Australia and TESS." Astronomy and Astrophysics: a European journal. 700. https://doi.org/10.1051/0004-6361/202554633Article
Pulsations in binary stars – a short review
Murphy, S.J.. 2025. "Pulsations in binary stars – a short review." Contributions of the Astronomical Observatory Skalnate Pleso. 55 (3), pp. 122-140. https://doi.org/10.31577/caosp.2025.55.3.122Article
Optimizing radial velocity detection limits for Southern Habitable Worlds Observatory targets
Wittenmyer, Robert A, Errico, Adriana, Holt, Timothy R, Horner, Jonathan, Harada, Caleb K., Kane, Stephen R., Li, Zhexing and Fetherolf, Tara. 2025. "Optimizing radial velocity detection limits for Southern Habitable Worlds Observatory targets." Monthly Notices of the Royal Astronomical Society. 539 (1), pp. 457-462. https://doi.org/10.1093/mnras/staf503Article
The NEID Earth Twin Survey. II. Dynamical Masses in Seven High-acceleration Star Systems
Giovinazzi, Mark R., Blake, Cullen H., Robertson, Paul, Lin, Andrea S. J, Gupta, Arvind F., Mahadevan, Suvrath, Wright, Jason T., Bardalez Gagliuffi, Daniella, Dong, Jiayin, Fernandes, Rachel B., Fitzmaurice, Evan, Halverson, Samuel, Kanodia, Shubham, Logsdon, Sarah E., Luhn, Jacob K., McElwain, Michael W., Monson, Andy, Ninan, Joe P., Rajagopal, Jayadev, ..., Wittenmyer, Robert A. 2025. "The NEID Earth Twin Survey. II. Dynamical Masses in Seven High-acceleration Star Systems." The Astronomical Journal. 170 (1). https://doi.org/10.3847/1538-3881/add922Article
Enhanced magnetic activity in rapidly rotating binary stars
Yu, Jie, Gehan, Charlotte, Hekker, Saskia, Bazot, Michäel, Cameron, Robert H., Gaulme, Patrick, Bedding, Timothy R., Murphy, Simon J., Han, Zhanwen, Ting, Yuan-Sen, Tayar, Jamie, Chen, Yajie, Gizon, Laurent, Nordhaus, Jason and Bi, Shaolan. 2025. "Enhanced magnetic activity in rapidly rotating binary stars." Nature Astronomy. 9, pp. 1045-1052. https://doi.org/10.1038/s41550-025-02562-2Article
Evidence for Primordial Alignment II: Insights from Stellar Obliquity Measurements for Hot Jupiters in Compact Multiplanet Systems
Radzom, Brandon T., Dong, Jiayin, Rice, Malena, Wang, Xian-Yu, Hixenbaugh, Kyle, Zhou, George, Huang, Chelsea X. and Wang, Songhu. 2025. "Evidence for Primordial Alignment II: Insights from Stellar Obliquity Measurements for Hot Jupiters in Compact Multiplanet Systems." Serbian Astronomical Journal. 169 (3). https://doi.org/10.3847/1538-3881/ad9dd5Article
C3PO – IV. Co-natal stars depleted in refractories are magnetically more active – possible imprints of planets
Yu, Jie, Ting, Yuan-Sen, Casagrande, Luca, Liu, Fan, Wang, Sharon X, Sun, Qinghui, Huber, Daniel, Chen, Boquan, Cordoni, Giacomo, Da Costa, Gary, Huang, Chelsea X, Karakas, Amanda I, Khanna, Shourya, Zhu, Junhui, Ness, Melissa K., Nordlander, Thomas and Taylor, Taylor. 2025. "C3PO – IV. Co-natal stars depleted in refractories are magnetically more active – possible imprints of planets ." Monthly Notices of the Royal Astronomical Society. 538 (4), pp. 2408-2420. https://doi.org/10.1093/mnras/staf436Article
HD 60435: the star that stopped pulsating
Kurtz, Donald W., Handler, Gerald, Holdsworth, Daniel L., Cunha, Margarida S., Saio, Hideyuki, Medupe, Thebe, Murphy, Simon J., Kruger, Joachim, Brunsden, E., Antoci, Victoria, Hey, Daniel R., Shitrit, Noi and Matthews, Jaymie M.. 2025. "HD 60435: the star that stopped pulsating." Monthly Notices of the Royal Astronomical Society. 536 (3), pp. 2103-2126. https://doi.org/10.1093/mnras/stae2708Article
Partial protection of Bacillus subtilis spores on simulated Martian media enhances survival against UV radiation
Davis, Gregory M., Greenhill, Andrew R., Munro, Thomas W., Horner, Jonathan, Marsden, Stephen C. and Carter, Bradley D.. 2025. "Partial protection of Bacillus subtilis spores on simulated Martian media enhances survival against UV radiation." Discover Space. 129 (1). https://doi.org/10.1007/s11038-025-09563-1Article
A catalogue of binary stars from phase modulation in the first four years of TESS mission photometry
Dholakia, Shishir, Murphy, Simon J, Huang, Chelsea X, Venner, Alexander and Wright, Duncan. 2025. "A catalogue of binary stars from phase modulation in the first four years of TESS mission photometry." Monthly Notices of the Royal Astronomical Society. 536 (3), pp. 2313-2323. https://doi.org/10.1093/mnras/stae2551Article
The Search for the In-betweeners: How Packed Are TESS Planetary Systems?
Horner, Jonathan, Wittenmyer, Robert A., Kane, Stephen R. and Holt, Timothy R.. 2025. "The Search for the In-betweeners: How Packed Are TESS Planetary Systems?" The Astronomical Journal. 169, p. 8. https://doi.org/10.3847/1538-3881/ad8e3aArticle
Two Earth-size Planets and an Earth-size Candidate Transiting the nearby Star HD 101581
Kunimoto, Michelle, Lin, Zifan, Millholland, Sarah, Venner, Alexander, Hinkel, Natalie R., Shporer, Shporer, Vanderburg, A., Bailey, Jeremy, Brahm, Rafael, Burt, Jennifer A., Butler, R. Paul, Carter, Brad, Ciardi, David R., Collins, Karen A., Collins, Kevin I., Colon, Knicole D., Crane, Jeffrey D., Daylan, Tansu, Diaz, Matías R., ..., Winn, Joshua. 2025. "Two Earth-size Planets and an Earth-size Candidate Transiting the nearby Star HD 101581." The Astronomical Journal. 169. https://doi.org/10.3847/1538-3881/ad9266Article
Stellar chromospheric activity in main-sequence stars
Isaacson, Howard. 2024. Stellar chromospheric activity in main-sequence stars. PhD by Publication Doctor of Philosophy. University of Southern Queensland. https://doi.org/10.26192/zwq6qPhD by Publication
HD 28185 revisited: an outer planet, instead of a brown dwarf, on a Saturn-like orbit
Venner, Alexander, An, Qier, Huang, Chelsea X., Brandt, Timothy D., Wittenmyer, Robert A. and Vanderburg, Andrew. 2024. "HD 28185 revisited: an outer planet, instead of a brown dwarf, on a Saturn-like orbit." Monthly Notices of the Royal Astronomical Society. 535, pp. 90-106. https://doi.org/10.1093/mnras/stae2336Article
Multiwavelength Campaign Observations of a Young Solar-type Star, EK Draconis. II. Understanding Prominence Eruption through Data-driven Modeling and Observed Magnetic Environment
Namekata, Kosuke, Ikuta, Kai, Petit, Pascal, Airapetian, Vladimir S., Vidotto, Aline A., Heinzel, Petr, Wollmann, Jirí, Maehara, Hiroyuki, Notsu, Yuta, Inoue, Shun, Marsden, Stephen, Morin, Julien, Jeffers, Sandra V., Neiner, Coralie, Paude, Rishi R, Avramova-Boncheva, Antoaneta A., Gendreau, Keith and Shibata, Kazunari. 2024. "Multiwavelength Campaign Observations of a Young Solar-type Star, EK Draconis. II. Understanding Prominence Eruption through Data-driven Modeling and Observed Magnetic Environment." The Astrophysical Journal: an international review of astronomy and astronomical physics. 976 (2). https://doi.org/10.3847/1538-4357/ad85dfArticle
Oscillation frequencies of moderately rotating delta scuti stars: asymmetric mode splittings due to non-spherical distortion
Guo, Zhao, Bedding, Timothy R., Pamyatnykh, A. A., Kurtz, Donald W., Li, Gang, Gautam, Anuj, Murphy, Simon J. and Aerts, Conny. 2024. "Oscillation frequencies of moderately rotating delta scuti stars: asymmetric mode splittings due to non-spherical distortion." Monthly Notices of the Royal Astronomical Society. 535 (4), pp. 2927-2938. https://doi.org/10.1093/mnras/stae2423Article
The δ Scuti stars of the Cep–Her Complex – I. Pulsator fraction, rotation, asteroseismic large spacings, and the νmax relation
Murphy, Simon J., Bedding, Timothy R., Gautam, Anuj, Kerr, Ronan P. and Mani, Prasad. 2024. "The δ Scuti stars of the Cep–Her Complex – I. Pulsator fraction, rotation, asteroseismic large spacings, and the νmax relation ." Monthly Notices of the Royal Astronomical Society. 534 (4), pp. 3022-3039. https://doi.org/10.1093/mnras/stae2226Article
Variability and stellar pulsation incidence in Am and Fm stars using TESS and Gaia data
Dürfeldt-Pedros, O., Antoci, V., Smalley, B., Murphy, S., Posilek, N. and Niemczura, E.. 2024. "Variability and stellar pulsation incidence in Am and Fm stars using TESS and Gaia data." Astronomy and Astrophysics: a European journal. 690. https://doi.org/10.1051/0004-6361/202349076Article
Confirming the Tidal Tails of the Young Open Cluster Blanco 1 with TESS Rotation Periods
Sha, Lizhou, Vanderburg, Andrew M., Bouma, Luke G. and Huang, Chelsea X.. 2024. "Confirming the Tidal Tails of the Young Open Cluster Blanco 1 with TESS Rotation Periods." The Astrophysical Journal: an international review of astronomy and astronomical physics. 977 (1). https://doi.org/10.3847/1538-4357/ad89a7Article
Realistic Uncertainties for Fundamental Properties of Asteroseismic Red Giants and the Interplay between Mixing Length, Metallicity, and vmax
Li, Yaguang, Bedding, Timothy R., Huber, Daniel, Stello, Dennis, van Saders, Jennifer, Zhou, Yixiao, Crawford, Courtney L., Joyce, Meridith, Li, Tanda, Murphy, Simon J. and Sreenivas, K. R.. 2024. "Realistic Uncertainties for Fundamental Properties of Asteroseismic Red Giants and the Interplay between Mixing Length, Metallicity, and vmax." The Astrophysical Journal: an international review of astronomy and astronomical physics. 974 (1). https://doi.org/10.3847/1538-4357/ad6c3eArticle
TOI-1685 b Is a Hot Rocky Super-Earth: Updates to the Stellar and Planet Parameters of a Popular JWST Cycle 2 Target
Burt, Jennifer A., Hooton, Matthew J., Mamajek, Eric E., Barragan, Oscar, Millholland, Sarah C., Fairnington, Tyler R, Fisher, Chloe, Halverson, Samuel P., Huang, Chelsea X., Brady, Madison, Seifahrt, Andreas, Gaidos, Erc, Luque, Rafael, Kasper, David and Bean, Jacob L.. 2024. "TOI-1685 b Is a Hot Rocky Super-Earth: Updates to the Stellar and Planet Parameters of a Popular JWST Cycle 2 Target." The Astrophysical Journal Letters. 971 (1). https://doi.org/10.3847/2041-8213/ad5b52Article
HD 21520 b: a warm sub-Neptune transiting a bright G dwarf
Nies, Molly, Mireles, Ismael, Bouchy, François, Dragomir, Diana, Nicholson, Belinda A., Eisner, Nora L., Sousa, Sergio G., Collins, Karen A., Howell, Steve B., Ziegler, Carl, Hellier, Coel, Addison, Brett, Ballard, Sarah, Bowler, Brendan P., Briceno, César, Clark, Catherine A., Conti, Dennis M., Dumusque, Xavier, Edwards, Billy, ..., Ricker, George R.. 2024. "HD 21520 b: a warm sub-Neptune transiting a bright G dwarf." Monthly Notices of the Royal Astronomical Society. 534 (4), pp. 3744-3760. https://doi.org/10.1093/mnras/stae2079Article
Trials and Tribulations in the Reanalysis of KELT-24 b: A Case Study for the Importance of Stellar Modeling
Giovinazzi, Mark R., Cale, Bryson, Eastman, Jason D., Rodriguez, Joseph E., Blake, Cullen H., Stassun, Keivan G., Vanderburg, Andrew, Kunimoto, Michelle, Kraus, Adam L., Twicken, Joseph, Beatty, Thomas G., Dedrick, Cayla M., Horner, Jonathan, Johnson, John A., Johnson, Samson A., McCrady, Nate, Plavchan, Peter, Sliski, David H., Wilson, Maurice L., ..., Cornachione, Matthew. 2024. "Trials and Tribulations in the Reanalysis of KELT-24 b: A Case Study for the Importance of Stellar Modeling." The Astronomical Journal. 168 (3). https://doi.org/10.3847/1538-3881/ad55ecArticle
The β Pictoris b Hill sphere transit campaign: II. Searching for the signatures of the β Pictoris exoplanets through time delay analysis of the δ Scuti pulsations
Zieba, Sebastian, Zwintz, Konstanze, Kenworthy, Matthew, Hey, Daniel, Murphy, Simon J., Kuschnig, Rainer, Abe, Lyu, Agabi, Abdelkrim, Mekarnia, Djamel, Guillot, Tristan, Schmider, François-Xavier, Stee, Philippe, De Pra, Yuri, Buttu, Marco, Crouzet, Nicolas, Mellon, Samuel, Bailey III, Jeb, Stuik, Remko, Dorval, Patrick, ..., Wang, Lifan. 2024. "The β Pictoris b Hill sphere transit campaign: II. Searching for the signatures of the β Pictoris exoplanets through time delay analysis of the δ Scuti pulsations." Astronomy and Astrophysics: a European journal. 687. https://doi.org/10.1051/0004-6361/202347754Article
A New Catalog of 100,000 Variable TESS A-F Stars Reveals a Correlation between δ Scuti Pulsator Fraction and Stellar Rotation
Gootkin, Keyan, Hon, Marc, Huber, Daniel, Hey, Daniel R., Bedding, Timothy R. and Murphy, Simon J.. 2024. "A New Catalog of 100,000 Variable TESS A-F Stars Reveals a Correlation between δ Scuti Pulsator Fraction and Stellar Rotation." The Astrophysical Journal: an international review of astronomy and astronomical physics. 972 (2). https://doi.org/10.3847/1538-4357/ad5282Article
HIP 65426 is a High-frequency Delta Scuti Pulsator in Plausible Spin-Orbit Alignment with its Directly Imaged Exoplanet
Sepulved, Aldo G., Huber, Daniel, Bedding, Timothy R., Hey, Daniel R. Hey, Murphy, Simon J., Zhang, Zhoujian and Liu, Michael C.. 2024. "HIP 65426 is a High-frequency Delta Scuti Pulsator in Plausible Spin-Orbit Alignment with its Directly Imaged Exoplanet." The Astronomical Journal. 168 (1). https://doi.org/10.3847/1538-3881/ad4964Article
New evidence of binarity in young α-rich turn-off and subgiant stars: fast rotation and strong magnetic activity
Yu, Jie, Casagrande, Luca, Ciuca, Ioana, Ting, Yuan-Sen, Murphy, Simon J. and Chen, Boquan. 2024. "New evidence of binarity in young α-rich turn-off and subgiant stars: fast rotation and strong magnetic activity." Monthly Notices of the Royal Astronomical Society. 530 (3), pp. 2953-2959. https://doi.org/10.1093/mnras/stae1091Article
Low-amplitude Solar-like Oscillations in the K5 V Star ϵ Indi A
Lundkvist, Mia S., Kjeldsen, Hans, Bedding, Timothy R., McCaughrean, Mark J., Butler, R. Paul, Slumstrup, Ditte, Campante, Tiago L., Aerts, Conny, Arentoft, Torben, Bruntt, Hans, Cardoso, Cátia V., Carrier, Fabien, Close, Laird M., da Silva, João Gomes, Kallinger, Thomas, King, Robert R., Li, Yaguang, Murphy, Simon J., Rørsted, Jakob L. and Stello, Dennis. 2024. "Low-amplitude Solar-like Oscillations in the K5 V Star ϵ Indi A." The Astrophysical Journal: an international review of astronomy and astronomical physics. 964 (2). https://doi.org/10.3847/1538-4357/ad25f2Article
Revised Architecture and Two New Super-Earths in the HD 134606 Planetary System
Li, Zhexing, Kane, Stephen R., Brandt, Timothy D., Fetherolf, Tara, Robertson, Paul, Zhao, Jinglin, Dalba, Paul A., Wittenmyer, Robert A., Butler, R. Paul, Diaz, Matías R., Howell, Steve B., Bailey, Jeremy, Carter, Brad, Furlan, Elise, Gnilka, Crystal L., Horner, Jonathan, Jones, Hugh R. A., O'Toole, Simon and Tinney, Chris. 2024. "Revised Architecture and Two New Super-Earths in the HD 134606 Planetary System." The Astronomical Journal. 167 (4). https://doi.org/10.3847/1538-3881/ad2461Article