Astronomy
-
Observable Metal Pollution in Main-sequence Stars: Simulations of Rocky Planets Engulfed by Stars in the 0.5 to 1.4 M��� Range
Lane, Kaitlyn T.; Stephan, Alexander P.; Soares-Furtado, Melinda; Stassun, Keivan G.; Yarza, Ricardo. (2026).��Observable metal pollution in main-sequence stars: Simulations of rocky planets engulfed by stars in the 0.5 to 1.4 M��� range.��Astrophysical Journal, 1003(1).��https://doi.org/10.3847/1538-4357/ae5b9a When a planet gets pulled into its host star, it… Read MoreJune 17, 2026
-
Probabilistic Neural Network Approach to Determining Parameters of Eclipsing Binaries
Kounkel, Marina.; Sizemore, Logan.; Shen, Hidemi Mitani.; Chandler, Nicholas.; Reneau, Noah.; Pourlotfali, Ian.; Payton, Ronald L.; Hutchinson, Brian.; Medan, Ilija.; Stassun, Keivan. (2026).��Probabilistic neural network approach to determining parameters of eclipsing binaries.��Astronomical Journal, 171(5).��https://doi.org/10.3847/1538-3881/ae5b79 Eclipsing binaries are pairs of stars that pass in front… Read MoreMay 27, 2026
-
Antisolar Differential Rotation May Have Revived Magnetic Braking in the Subgiant 31 Aquilae
Metcalfe, Travis S.; Van Saders, Jennifer L.; Ayres, Thomas R.; Buzasi, Derek.; Drake, Jeremy J.; Egeland, Ricky.; Garc穩a, Rafael A.; Kochukhov, Oleg.; Saar, Steven H.; Stassun, Keivan G.; Basu, Sarbani.; Ong, J. M. Joel.; Stokholm, Amalie.; Bedding, Timothy R.; Breton, Sylvain N.; Ilyin, Ilya V.; Petit, Pascal.; Pinsonneault,… Read MoreMay 26, 2026
-
The Two-zone Temperature Distribution Model: Inferences on the Structure and Composition of Dusty Protoplanetary Disks
Grimble, William; Kastner, Joel; Sargent, B.; Stassun, Keivan G. (2025).��The two-zone temperature distribution model: Inferences on the structure and composition of dusty protoplanetary disks.��Astrophysical Journal, 995(1), 86.��https://doi.org/10.3847/1538-4357/ae1601 To better understand��protoplanetary disks���the disks of gas and dust around young stars where planets form���scientists need models… Read MoreApril 29, 2026
-
Mapping the Distant and Metal-poor Milky Way with SDSS-V
Chandra, Vedant; Cargile, Phillip A.; Ji, Alexander P.; Conroy, Charlie; Rix, Hans-Walter; Cunningham, Emily; Dias, Bruno; Laporte, Chervin; Cerny, William; Limberg, Guilherme; Bandyopadhyay, Avrajit; Bonaca, Ana; Casey, Andrew R.; Donor, John; Fern獺ndez-Trincado, Jos矇 G.; Frinchaboy, Peter M.; Gupta, Pramod; Hawkins, Keith; Johnson, Jennifer A.; Kollmeier, Juna A.; Lucey,… Read MoreApril 29, 2026
-
TOI-1080 b: a temperate, rocky planet orbiting a quiet M4V host
G籀mez Maqueo Chew, Yadira; Dransfield, George; Barkaoui, Khalid; Cadieux, Charles; Ducrot, Elsa; Rackham, Benjamin V.; Timmermans, Maarten; Burgasser, Adam J.; Segura, Ant穩gona; Stassun, Keivan G.; Ziegler, Carl; Soubkiou, Ahmed; Almenara, Jos矇 M.; Demory, Brice O.; Gillon, Micha禱l; Jenkins, Jon M.; Jofr矇, Ezequiel; Khandelwal, Ankit; P獺ez, Sebasti獺n; Petrucci, Roberto;… Read MoreApril 29, 2026
-
An Oasis in the Brown Dwarf Desert: Confirmation of Two Low-mass Transiting Brown Dwarfs Discovered by TESS
Zhang, Elina Yuchen; Carmichael, Theron W.; Huber, Daniel; Stassun, Keivan G.; Fukui, Akihiko; Narita, Norio; Murgas, Felipe; Pall矇, Enric; Latham, David W.; Calkins, Michael L.; Seager, Sara; Winn, Joshua N.; Vezie, Michael; Hounsell, Rebekah; Osborn, Hugh P.; Caldwell, Douglas A.; Jenkins, Jon M. (2026).��An oasis in the… Read MoreApril 29, 2026
-
The Importance of Standardizing Spectra in the Era of Large Spectroscopic Surveys: A Case Study of M Dwarfs in SDSS-V
Medan, Ilija; Way, Zachary; Rojas-Ayala, B獺rbara; Stringfellow, Guy S.; Sayres, Conor; Stassun, Keivan G.; Casey, Andrew R.; L矇pine, S矇bastien; Galligan, Emma; Souto, Diogo; Saydjari, Andrew K. (2025).��The importance of standardizing spectra in the era of large spectroscopic surveys: A case study of M dwarfs in SDSS-V.��Astronomical Journal,… Read MoreApril 29, 2026
-
SPYGLASS. VII-A. The Demographics and Ages of Small Nearby Young Associations
Kerr, Ronan; Paolino, Facundo P矇rez; Tan, Jonathan C.; Speagle, Joshua S.; Kraus, Adam L.; Fern獺ndez-Trincado, Jos矇 G.; Stassun, Keivan G.; Chanam矇, Julio (2025).��Spyglass. VII-A. The demographics and ages of small nearby young associations.��Astrophysical Journal, 995(2), 217.��https://doi.org/10.3847/1538-4357/ae1731 Recent surveys using data from the��Gaia space telescope��have… Read MoreApril 29, 2026
-
Giant Outer Transiting Exoplanet Mass (GOTa EM) survey: VII. TOI-6041: A multi-planet system including a warm Neptune exhibiting strong transit-timing variations
Heidari, Neda; Alnajjarine, Ahmad; Osborn, Hugh P.; Dragomir, Diana; Dalba, Paul; Benz, Willy; H矇brard, Guillaume; Laskar, Jacques; Billot, Nicolas; G羹nther, Maximilian N.; Wilson, Thomas G.; Alibert, Yann; Bonfanti, Andrea; Bieryla, Allyson; Broeg, Christopher; Correia, Alexandre C. M.; Egger, Jan A.; Essack, Ziyaad; Furlan, Elsa; Gandolfi, Davide; Grieves, Neil;… Read MoreApril 29, 2026