Zobrazeno 1 - 10
of 248
pro vyhledávání: '"Transit photometry"'
Autor:
Sozzetti, Alessandro
Publikováno v:
Comptes Rendus. Physique, Vol , Iss , Pp 1-12 (2023)
I review the recent impact of Gaia astrometry in the exoplanet field, both in terms of characterization of the orbits and masses of planetary systems and the properties of their host stars. I then discuss the newly published results in the third majo
Externí odkaz:
https://doaj.org/article/9695cf9aef9749dea6187cb268ccecb7
Autor:
Madyson G. Barber, Pa Chia Thao, Andrew W. Mann, Andrew Vanderburg, Mayuko Mori, John H. Livingston, Akihiko Fukui, Norio Narita, Adam L. Kraus, Benjamin M. Tofflemire, Elisabeth R. Newton, Joshua N. Winn, Jon M. Jenkins, Sara Seager, Karen A. Collins, Joseph D. Twicken
Publikováno v:
The Astrophysical Journal Letters, Vol 973, Iss 1, p L30 (2024)
The youngest (
Externí odkaz:
https://doaj.org/article/ee28b51a340b48469f3c8696b2efd05e
Autor:
Judith Korth, Priyanka Chaturvedi, Hannu Parviainen, Ilaria Carleo, Michael Endl, Eike W. Guenther, Grzegorz Nowak, Carina M. Persson, Phillip J. MacQueen, Alexander J. Mustill, Juan Cabrera, William D. Cochran, Jorge Lillo-Box, David Hobbs, Felipe Murgas, Michael Greklek-McKeon, Hanna Kellermann, Guillaume Hébrard, Akihiko Fukui, Enric Pallé, Jon M. Jenkins, Joseph D. Twicken, Karen A. Collins, Samuel N. Quinn, Ján Šubjak, Paul G. Beck, Davide Gandolfi, Savita Mathur, Hans J. Deeg, David W. Latham, Simon Albrecht, David Barrado, Isabelle Boisse, Hervé Bouy, Xavier Delfosse, Olivier Demangeon, Rafael A. García, Artie P. Hatzes, Neda Heidari, Kai Ikuta, Petr Kabáth, Heather A. Knutson, John Livingston, Eder Martioli, María Morales-Calderón, Giuseppe Morello, Norio Narita, Jaume Orell-Miquel, Hanna L. M. Osborne, Dinil B. Palakkatharappil, Viktoria Pinter, Seth Redfield, Howard M. Relles, Richard P. Schwarz, Sara Seager, Avi Shporer, Marek Skarka, Gregor Srdoc, Monika Stangret, Luis Thomas, Vincent Van Eylen, Noriharu Watanabe, Joshua N. Winn
Publikováno v:
The Astrophysical Journal Letters, Vol 971, Iss 2, p L28 (2024)
We report the discovery and characterization of a small planet, TOI-1408 c, on a 2.2 day orbit located interior to a previously known hot Jupiter, TOI-1408 b ( P = 4.42 days, M = 1.86 ± 0.02 M _Jup , R = 2.4 ± 0.5 R _Jup ) that exhibits grazing tra
Externí odkaz:
https://doaj.org/article/bd9a4751ba304fe8acac0d46be3bce19
Autor:
Jennifer A. Burt, Matthew J. Hooton, Eric E. Mamajek, Oscar Barragán, Sarah C. Millholland, Tyler R. Fairnington, Chloe Fisher, Samuel P. Halverson, Chelsea X. Huang, Madison Brady, Andreas Seifahrt, Eric Gaidos, Rafael Luque, David Kasper, Jacob L. Bean
Publikováno v:
The Astrophysical Journal Letters, Vol 971, Iss 1, p L12 (2024)
We present an updated characterization of the TOI-1685 planetary system, which consists of a P _b = 0.69 day ultra-short-period super-Earth planet orbiting a nearby ( d = 37.6 pc) M2.5V star (TIC 28900646, 2MASS J04342248+4302148). This planet was pr
Externí odkaz:
https://doaj.org/article/c6b6d480453b4a9bbd4ab2d8fa228093
Gliese 12 b: A Temperate Earth-sized Planet at 12 pc Ideal for Atmospheric Transmission Spectroscopy
Autor:
Masayuki Kuzuhara, Akihiko Fukui, John H. Livingston, José A. Caballero, Jerome P. de Leon, Teruyuki Hirano, Yui Kasagi, Felipe Murgas, Norio Narita, Masashi Omiya, Jaume Orell-Miquel, Enric Palle, Quentin Changeat, Emma Esparza-Borges, Hiroki Harakawa, Coel Hellier, Yasunori Hori, Kai Ikuta, Hiroyuki Tako Ishikawa, Takanori Kodama, Takayuki Kotani, Tomoyuki Kudo, Juan C. Morales, Mayuko Mori, Evangelos Nagel, Hannu Parviainen, Volker Perdelwitz, Ansgar Reiners, Ignasi Ribas, Jorge Sanz-Forcada, Bun’ei Sato, Andreas Schweitzer, Hugo M. Tabernero, Takuya Takarada, Taichi Uyama, Noriharu Watanabe, Mathias Zechmeister, Néstor Abreu García, Wako Aoki, Charles Beichman, Víctor J. S. Béjar, Timothy D. Brandt, Yéssica Calatayud-Borras, Ilaria Carleo, David Charbonneau, Karen A. Collins, Thayne Currie, John P. Doty, Stefan Dreizler, Gareb Fernández-Rodríguez, Izuru Fukuda, Daniel Galán, Samuel Geraldía-González, Josafat González-Rodríguez, Yuya Hayashi, Christina Hedges, Thomas Henning, Klaus Hodapp, Masahiro Ikoma, Keisuke Isogai, Shane Jacobson, Markus Janson, Jon M. Jenkins, Taiki Kagetani, Eiji Kambe, Yugo Kawai, Kiyoe Kawauchi, Eiichiro Kokubo, Mihoko Konishi, Judith Korth, Vigneshwaran Krishnamurthy, Takashi Kurokawa, Nobuhiko Kusakabe, Jungmi Kwon, Andrés Laza-Ramos, Florence Libotte, Rafael Luque, Alberto Madrigal-Aguado, Yuji Matsumoto, Dimitri Mawet, Michael W. McElwain, Pedro Pablo Meni Gallardo, Giuseppe Morello, Sara Muñoz Torres, Jun Nishikawa, Stevanus K. Nugroho, Masahiro Ogihara, Alberto Peláez-Torres, David Rapetti, Manuel Sánchez-Benavente, Martin Schlecker, Sara Seager, Eugene Serabyn, Takuma Serizawa, Monika Stangret, Aoi Takahashi, Huan-Yu Teng, Motohide Tamura, Yuka Terada, Akitoshi Ueda, Tomonori Usuda, Roland Vanderspek, Sébastien Vievard, David Watanabe, Joshua N. Winn, Maria Rosa Zapatero Osorio
Publikováno v:
The Astrophysical Journal Letters, Vol 967, Iss 2, p L21 (2024)
Recent discoveries of Earth-sized planets transiting nearby M dwarfs have made it possible to characterize the atmospheres of terrestrial planets via follow-up spectroscopic observations. However, the number of such planets receiving low insolation i
Externí odkaz:
https://doaj.org/article/135ed81aa2bf4c638b0d61cbb2f6cc8b
Autor:
Megan Delamer, Shubham Kanodia, Caleb I. Cañas, Simon Müller, Ravit Helled, Andrea S. J. Lin, Jessica E. Libby-Roberts, Arvind F. Gupta, Suvrath Mahadevan, Johanna Teske, R. Paul Butler, Samuel W. Yee, Jeffrey D. Crane, Stephen Shectman, David Osip, Yuri Beletsky, Andrew Monson, Leslie Hebb, Luke C. Powers, John P. Wisniewski, Jaime A. Alvarado-Montes, Chad F. Bender, Jiayin Dong, Te Han, Joe P. Ninan, Paul Robertson, Arpita Roy, Christian Schwab, Guđmundur Stefánsson, Jason T. Wright
Publikováno v:
The Astrophysical Journal Letters, Vol 962, Iss 2, p L22 (2024)
We confirm TOI-4201 b as a transiting Jovian-mass planet orbiting an early M dwarf discovered by the Transiting Exoplanet Survey Satellite. Using ground-based photometry and precise radial velocities from NEID and the Planet Finder Spectrograph, we m
Externí odkaz:
https://doaj.org/article/9109bd2a3664411b840237a62f27c616
Publikováno v:
The Astrophysical Journal, Vol 974, Iss 2, p 179 (2024)
Atmospheres are not spatially homogeneous. This is particularly true for hot, tidally locked exoplanets with large day-to-night temperature variations, which can yield significant differences between the morning and evening terminators—known as lim
Externí odkaz:
https://doaj.org/article/8fbebf2bb5d948f3880bf697404c51f4
Autor:
Joel D. Hartman, Daniel Bayliss, Rafael Brahm, Edward M. Bryant, Andrés Jordán, Gáspár Á. Bakos, Melissa J. Hobson, Elyar Sedaghati, Xavier Bonfils, Marion Cointepas, Jose Manuel Almenara, Khalid Barkaoui, Mathilde Timmermans, George Dransfield, Elsa Ducrot, Sebastián Zúñiga-Fernández, Matthew J. Hooton, Peter Pihlmann Pedersen, Francisco J. Pozuelos, Amaury H. M. J. Triaud, Michaël Gillon, Emmanuel Jehin, William C. Waalkes, Zachory K. Berta-Thompson, Steve B. Howell, Elise Furlan, George R. Ricker, Roland Vanderspek, Sara Seager, Joshua N. Winn, Jon M. Jenkins, David Rapetti, Karen A. Collins, David Charbonneau, Christopher J. Burke, David R. Rodriguez
Publikováno v:
The Astronomical Journal, Vol 168, Iss 5, p 202 (2024)
We present the discovery of TOI 762 A b and TIC 46432937 b, two giant planets transiting M-dwarf stars. Transits of both systems were first detected from observations by the NASA TESS mission, and the transiting objects are confirmed as planets throu
Externí odkaz:
https://doaj.org/article/8bd5ac4350724c1b8a27d3defc582515
Autor:
Suman Saha
Publikováno v:
The Astrophysical Journal Supplement Series, Vol 274, Iss 1, p 13 (2024)
Precise physical properties of the known transiting exoplanets are essential for their precise atmospheric characterization using modern and upcoming instruments. Leveraging the large volume of high-signal-to-noise-ratio photometric follow-up data fr
Externí odkaz:
https://doaj.org/article/b5dc2b65639345ad8e042f8871eef009
Autor:
Jhon Yana Galarza, Thiago Ferreira, Diego Lorenzo-Oliveira, Joshua D. Simon, Henrique Reggiani, Anthony L. Piro, R. Paul Butler, Yuri Netto, Adriana Valio, David R. Ciardi, Boris Safonov
Publikováno v:
The Astronomical Journal, Vol 168, Iss 2, p 91 (2024)
Among Neptunian mass exoplanets (20−50 M _⊕ ), puffy hot Neptunes are extremely rare, and their unique combination of low mass and extended radii implies very low density ( ρ < 0.3 g cm ^−3 ). Over the last decade, only a few puffy planets hav
Externí odkaz:
https://doaj.org/article/4d41044a9f3b47d594bfb26b51810b6d