Astronomy
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A new brown dwarf orbiting an M star and an investigation of the eccentricity distribution of transiting long-period brown dwarfs
Gan, Tianjun, Cadieux, Charles, Ida, Shigeru, Wang, Sharon Xuesong, Mao, Shude, Lin, Zitao, Stassun, Keivan Guadalupe, Burgasser, Adam J., Howell, Steve B., & Clark, Catherine A. (2025). 鈥淎 new brown dwarf orbiting an M star and an investigation of the eccentricity distribution of transiting long-period brown dwarfs.鈥�… Read MoreAug. 25, 2025
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SDSS-V Milky Way Mapper (MWM): ASPCAP stellar parameters and abundances in SDSS-V Data Release 19
M茅sz谩ros, Szabolcs, Jofr茅, Paula, Johnson, Jennifer A., Bird, Jonathan C., Bovy, Jo, Casey, Andrew R., Chanam茅, Julio C., Cunha, K谩tia, De Lee, Nathan, & Frinchaboy, Peter M. (2025). 鈥淪DSS-V Milky Way Mapper (MWM): ASPCAP stellar parameters and abundances in SDSS-V Data Release 19.鈥� Astronomical Journal, 170(2), 96. Read MoreAug. 25, 2025
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Seasonal changes in the atmosphere of HD 80606 b observed with JWST鈥檚 NIRSpec/G395H
Sikora, James T., Rowe, Jason F., Splinter, Jared, Barat, Saugata, Dang, Lisa, Cowan, Nicolas B., Barclay, Thomas S., Col贸n, Knicole D., D茅sert, Jean Michel, & Kane, Stephen R. (2025). 鈥淪easonal changes in the atmosphere of HD 80606 b observed with JWST鈥檚 NIRSpec/G395H.鈥� Astronomical Journal, 170(2), 105. Read MoreAug. 25, 2025
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HD 35843: A Sun-like star hosting a long-period sub-Neptune and inner super-Earth
Hesse, Katharine M., Mireles, Ismael, Bouchy, Fran莽ois, Dragomir, Diana, Ulmer-Moll, Solene, Eisner, Nora L., Stassun, Keivan Guadalupe, Quinn, Samuel N., Osborn, Hugh P., & Sousa, S茅rgio G. (2025). 鈥淗D 35843: A Sun-like star hosting a long-period sub-Neptune and inner super-Earth.鈥� Astronomical Journal, 170(2), 108. https://doi.org/10.3847/1538-3881/add7d7… Read MoreAug. 25, 2025
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A large catalog of DA white dwarf characteristics using SDSS and Gaia observations
Crumpler, Nicole R., Chandra, Vedant, Zakamska, Nadia L., Pallathadka, Gautham Adamane, Arseneau, Stefan, Gentile-Fusillo, Nicola Pietro, Hermes, James J., Badenes, Carles, Chakraborty, Priyanka, & G盲nsicke, Boris T. (2025). 鈥淎 large catalog of DA white dwarf characteristics using SDSS and Gaia observations.鈥� Astrophysical Journal, 989(1), 24. https://doi.org/10.3847/1538-4357/ade9a9… Read MoreAug. 20, 2025
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Giant Outer Transiting Exoplanet Mass (GOT 鈥楨M) Survey. VI. Confirmation of a Long-period Giant Planet Discovered with a Single TESS Transit
Essack, Zahra, Dragomir, Diana, Dalba, Paul A., Battley, Matthew P., Ciardi, David R., Collins, Karen A., Howell, Steve B., Jones, Matias I., Kane, Stephen R., Mamajek, Eric E., Mann, Christopher R., Mireles, Ismael, Oddo, Dominic, Sgro, Lauren A., Stassun, Keivan G., Ulmer-Moll, Solene, Watkins, Cristilyn N., Yee, Samuel… Read MoreJul. 28, 2025
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TOI-2407 b: a warm Neptune in the desert
Jan贸 Mu帽oz, Carlos, Hooton, Matthew J., Pedersen, Per P., Barkaoui, Khalid, Rackham, Benjamin V., Burgasser, Adam J., Pozuelos, Francisco J., Stassun, Keivan G., Queloz, Didier, Triaud, Amaury H. M. J., Ziegler, Christoph, Almenara, Jos茅 M., Timmermans, Mathilde, Bonfils, Xavier, Collins, Karen A., Demory, Brice O., Dransfield, Georgina, Ghachoui,… Read MoreJul. 28, 2025
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Testing the Rossby Paradigm: Weakened Magnetic Braking in Early K-type Stars
Metcalfe, Travis S., Petit, Pascal, van Saders, Jennifer L., Ayres, Thomas R., Buzasi, Derek, Kochukhov, Oleg, Stassun, Keivan G., Pinsonneault, Marc H., Ilyin, Ilya V., Strassmeier, Klaus G., Finley, Adam J., Garc铆a, Rafael A., Huber, Daniel, Lu, Yuxi (Lucy), & See, Victor. (2025). Testing the Rossby paradigm:… Read MoreJul. 28, 2025
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TOI-6478 b: A cold underdense Neptune transiting a fully convective M dwarf from the thick disc
Scott, Madison G., Triaud, Amaury H. M. J., Barkaoui, Khalid, Sebastian, Daniel, Burgasser, Adam J., Collins, Karen A., Dransfield, Georgina, Hellier, Coel, Howell, Steve B., Piette, Anjali A. A., Rackham, Benjamin V., Stassun, Keivan G., Stokholm, Amalie, Timmermans, Mathilde, Watkins, Cristilyn N., Fausnaugh, Michael, Fukui, Akihiko, Jenkins, Jon… Read MoreJul. 28, 2025