Zobrazeno 1 - 10
of 154
pro vyhledávání: '"Murphy, Joseph M. A."'
Autor:
Beard, Corey, Robertson, Paul, Giovinazzi, Mark R., Murphy, Joseph M. Akana, Ford, Eric B., Halverson, Samuel, Han, Te, Holcomb, Rae, Lubin, Jack, Luque, Rafael, Premnath, Pranav, Bender, Chad F., Blake, Cullen H., Gong, Qian, Isaacson, Howard, Kanodia, Shubham, Li, Dan, Lin, Andrea S. J., Logsdon, 5 Sarah E., Lubar, Emily, McElwain, Michael W., Monson, Andrew, Ninan, Joe P., Rajagopal, Jayadev, Roy, Arpita, Schwab, Christian, Stefansson, Gudmundur, Terrien, Ryan C., Wright, Jason T.
We present a new analysis of Kepler-21, the brightest (V = 8.5) Kepler system with a known transiting exoplanet, Kepler-21 b. Kepler-21 b is a radius valley planet ($R = 1.6\pm 0.2 R_{\oplus}$) with an Earth-like composition (8.38$\pm$1.62 g/cc), tho
Externí odkaz:
http://arxiv.org/abs/2408.02873
Autor:
Isaacson, Howard, Howard, Andrew W., Fulton, Benjamin, Petigura, Erik A., Weiss, Lauren M., Kane, Stephen R., Carter, Brad, Beard, Corey, Giacalone, Steven, Van Zandt, Judah, Murphy, Joseph M. Akana, Dai, Fei, Chontos, Ashley, Polanski, Alex S., Rice, Malena, Lubin, Jack, Brinkman, Casey, Rubenzahl, Ryan A., Blunt, Sarah, Yee, Samuel W., MacDougall, Mason G., Dalba, Paul A., Tyler, Dakotah, Behmard, Aida, Angelo, Isabel, Pidhorodetska, Daria, Mayo, Andrew W., Holcomb, Rae, Turtelboom, Emma V., Hill, Michelle L., Bouma, Luke G., Zhang, Jingwen, Crossfield, Ian J. M., Saunders, Nicholas
We present optical spectroscopy of 710 solar neighborhood stars collected over twenty years to catalog chromospheric activity and search for stellar activity cycles. The California Legacy Survey stars are amenable to exoplanet detection using precise
Externí odkaz:
http://arxiv.org/abs/2406.17332
Autor:
Louden, Emma M., Wang, Songhu, Winn, Joshua N., Petigura, Erik A., Isaacson, Howard, Handley, Luke, Yee, Samuel W., Beard, Corey, Murphy, Joseph M. Akana, Laughlin, Gregory
The distribution of stellar obliquities provides critical insight into the formation and evolution pathways of exoplanets. In the past decade, it was found that hot stars hosting hot Jupiters are more likely to have high obliquities than cool stars,
Externí odkaz:
http://arxiv.org/abs/2405.20035
Autor:
Pidhorodetska, Daria, Gilbert, Emily A., Kane, Stephen R., Barclay, Thomas, Polanski, Alex S., Hill, Michelle L., Stassun, Keivan G., Giacalone, Steven, Ciardi, David R., Boyle, Andrew W., Howell, Steve B., Lillo-Box, Jorge, MacDougall, Mason G., Fetherolf, Tara, Batalha, Natalie M., Crossfield, Ian J. M., Dressing, Courtney, Fulton, Benjamin, Howard, Andrew W., Huber, Daniel, Isaacson, Howard, Petigura, Erik A., Robertson, Paul, Weiss, Lauren M., Angelo, Isabel, Beard, Corey, Behmard, Aida, Blunt, Sarah, Brinkman, Casey L., Chontos, Ashley, Dai, Fei, Dalba, Paul A., Holcomb, Rae, Lubin, Jack, Mayo, Andrew W., Murphy, Joseph M. Akana, Rice, Malena, Rubenzahl, Ryan, Scarsdale, Nicholas, Turtelboom, Emma V., Tyler, Dakotah, Van Zandt, Judah, Schwieterman, Edward W.
Exoplanet discoveries have revealed a dramatic diversity of planet sizes across a vast array of orbital architectures. Sub-Neptunes are of particular interest; due to their absence in our own solar system, we rely on demographics of exoplanets to bet
Externí odkaz:
http://arxiv.org/abs/2405.12448
Autor:
Eisner, Nora L., Grunblatt, Samuel K., Barragán, Oscar, Faridani, Thea H., Lintott, Chris, Aigrain, Suzanne, Johnston, Cole, Mason, Ian R., Stassun, Keivan G., Bedell, Megan, Boyle, Andrew W., Ciardi, David R., Clark, Catherine A., Hebrard, Guillaume, Hogg, David W., Howell, Steve B., Klein, Baptiste, Llama, Joe, Winn, Joshua N., Zhao, Lily L., Murphy, Joseph M. Akana, Beard, Corey, Brinkman, Casey L., Chontos, Ashley, Cortes-Zuleta, Pia, Delfosse, Xavier, Giacalone, Steven, Gilbert, Emily A., Heidari, Neda, Holcomb, Rae, Jenkins, Jon M., Kiefer, Flavien, Lubin, Jack, Martioli, Eder, Polanski, Alex S., Saunders, Nicholas, Seager, Sara, Shporer, Avi, Tyler, Dakotah, Van Zandt, Judah, Alhassan, Safaa, Amratlal, Daval J., Antonel, Lais I., Bentzen, Simon L. S., Bosch, Milton K. D., Bundy, David, Chitsiga, Itayi, Delaunay, Jérôme F., Doisy, Xavier, Ferstenou, Richard, Fynø, Mark, Geary, James M., Haynaly, Gerry, Hermes, Pete, Huten, Marc, Lee, Sam, Metcalfe, Paul, Pennell, Garry J., Puszkarska, Joanna, Schäfer, Thomas, Stiller, Lisa, Tanner, Christopher, Tarr, Allan, Wilkinson, Andrew
Publikováno v:
Published in AJ, 2024
We report on the discovery and validation of a transiting long-period mini-Neptune orbiting a bright (V = 9.0 mag) G dwarf (TOI 4633; R = 1.05 RSun, M = 1.10 MSun). The planet was identified in data from the Transiting Exoplanet Survey Satellite by c
Externí odkaz:
http://arxiv.org/abs/2404.18997
Autor:
Rubenzahl, Ryan A., Dai, Fei, Howard, Andrew W., Lissauer, Jack J., Van Zandt, Judah, Beard, Corey, Giacalone, Steven, Murphy, Joseph M. Akana, Chontos, Ashley, Lubin, Jack, Brinkman, Casey, Tyler, Dakotah, MacDougall, Mason G., Rice, Malena, Dalba, Paul A., Mayo, Andrew W., Weiss, Lauren M., Polanski, Alex S., Blunt, Sarah, Yee, Samuel W., Hill, Michelle L., Angelo, Isabel, Turtelboom, Emma V., Holcomb, Rae, Behmard, Aida, Pidhorodetska, Daria, Batahla, Natalie M., Crossfield, Ian J. M., Dressing, Courtney, Fulton, Benjamin, Huber, Daniel, Isaacson, Howard, Kane, Stephen R., Petigura, Erik A., Robertson, Paul, Scarsdale, Nicholas, Mocnik, Teo, Fetherolf, Tara, Malavolta, Luca, Mortier, Annelies, Fiorenzano, Aldo, Pedani, Marco
The extreme environments of ultra-short-period planets (USPs) make excellent laboratories to study how exoplanets obtain, lose, retain, and/or regain gaseous atmospheres. We present the confirmation and characterization of the USP TOI-1347 b, a $1.8
Externí odkaz:
http://arxiv.org/abs/2402.07451
Autor:
Chontos, Ashley, Huber, Daniel, Grunblatt, Samuel K., Saunders, Nicholas, Winn, Joshua N., McCormack, Mason, Knudstrup, Emil, Albrecht, Simon H., Crossfield, Ian J. M., Rodriguez, Joseph E., Ciardi, David R., Collins, Karen A., Jenkins, Jon M., Bieryla, Allyson, Batalha, Natalie M., Beard, Corey, Dai, Fei, Dalba, Paul A., Fetherolf, Tara, Giacalone, Steven, Hill, Michelle L., Howard, Andrew W., Isaacson, Howard, Kane, Stephen R., Lubin, Jack, MacDougall, Mason G., Močnik, Teo, Murphy, Joseph M. Akana, Petigura, Erik A., Pidhorodetska, Daria, Polanski, Alex S., Robertson, Paul, Rubenzahl, Ryan A., Turtelboom, Emma V., Weiss, Lauren M., Van Zandt, Judah, Rocker, George R., Vanderspek, Roland, Latham, David W., Seager, Sara, Quinn, Samuel N., Shporer, Avi, Eisner, Nora L., Goeke, Robert F., Levine, Alan M., Ting, Eric B., Howell, Steve, Schlieder, Joshua E., Benni, Paul, Boyle, Andrew W., Gan, Tianjun, Girardin, Eric, Gonzalez, Erica, Gregorio, Joao, Horne, Keith, Livingston, John, Lund, Michael B., Mann, Christopher R., Massey, Bob, Matthews, Elisabeth C., McLeod, Kim K., Palle, Enric, Popowicz, Adam, Relles, Howard M., Schwarz, Richard P., Sefako, Ramotholo, Srdoc, Grego, Tan, Thiam-Guan, Wang, Gavin, Ziegler, Carl
We present a dedicated transit and radial velocity survey of planets orbiting subgiant stars observed by the TESS Mission. Using $\sim$$16$ nights on Keck/HIRES, we confirm and characterize $12$ new transiting planets -- $\rm TOI-329\,b$, $\rm HD\,39
Externí odkaz:
http://arxiv.org/abs/2402.07893
Autor:
Desai, Anmol, Turtelboom, Emma V., Harada, Caleb K., Dressing, Courtney D., Rice, David R., Murphy, Joseph M. Akana, Brinkman, Casey L., Chontos, Ashley, Crossfield, Ian J. M., Dai, Fei, Hill, Michelle L., Fetherolf, Tara, Giacalone, Steven, Howard, Andrew W., Huber, Daniel, Isaacson, Howard, Kane, Stephen R., Lubin, Jack, MacDougall, Mason G., Mayo, Andrew W., Močnik, Teo, Polanski, Alex S., Rice, Malena, Robertson, Paul, Rubenzahl, Ryan A., Van Zandt, Judah, Weiss, Lauren M., Bieryla, Allyson, Buchhave, Lars A., Jenkins, Jon M., Kostov, Veselin B., Levine, Alan M., Lillo-Box, Jorge, Paegert, M., Rabus, Markus, Seager, S., Stassun, Keivan G., Ting, Eric B., Watanabe, David, Winn, Joshua N.
We present and confirm TOI-1751 b, a transiting sub-Neptune orbiting a slightly evolved, solar-type, metal-poor star ($T_{eff} = 5996 \pm 110$ K, $log(g) = 4.2 \pm 0.1$, V = 9.3 mag, [Fe/H] = $-0.40 \pm 0.06$ dex) every 37.47 d. We use TESS photometr
Externí odkaz:
http://arxiv.org/abs/2402.07110
Autor:
Hill, Michelle L., Kane, Stephen R., Dalba, Paul A., MacDougall, Mason, Fetherolf, Tara, Li, Zhexing, Pidhorodetska, Daria, Batalha, Natalie M., Crossfield, Ian J. M., Dressing, Courtney, Fulton, Benjamin, Howard, Andrew W., Huber, Daniel, Isaacson, Howard, Petigura, Erik A, Robertson, Paul, Weiss, Lauren M., Behmard, Aida, Beard, Corey, Chontos, Ashley, Dai, Fei, Giacalone, Steven, Hirsch, Lea A., Holcomb, Rae, Lubin, Jack, Mayo, Andrew W., Mocnik, Teo, Murphy, Joseph M. Akana, Polanski, Alex S., Rosenthal, Lee J., Rubenzahl, Ryan A., Scarsdale, Nicholas, Turtelboom, Emma V., Van Zandt, Judah, Bieryla, Allyson, Ciardi, David R., Eastman, Jason D., Falk, Ben, Hesse, Katharine M., Latham, David W., Livingston, John, Matson, Rachel A., Matthews, Elisabeth, Ricker, George R., Rudat, Alexander, Schlieder, Joshua E., Seager, S., Winn, Joshua N.
Publikováno v:
2024, The Astronomical Journal, 167, 151
The Transiting Exoplanet Survey Satellite (TESS) continues to dramatically increase the number of known transiting exoplanets, and is optimal for monitoring bright stars amenable to radial velocity (RV) and atmospheric follow-up observations. TOI-138
Externí odkaz:
http://arxiv.org/abs/2402.03498
Autor:
Dalba, Paul A., Kane, Stephen R., Isaacson, Howard, Fulton, Benjamin, Howard, Andrew W., Schwieterman, Edward W., Thorngren, Daniel P., Fortney, Jonathan, Vowell, Noah, Beard, Corey, Blunt, Sarah, Brinkman, Casey L., Chontos, Ashley, Dai, Fei, Giacalone, Steven, Hill, Michelle L., Kosiarek, Molly, Lubin, Jack, Mayo, Andrew W., Mocnik, Teo, Murphy, Joseph M. Akana, Petigura, Erik A., Rice, Malena, Rubenzahl, Ryan A., Van Zandt, Judah, Weiss, Lauren M., Dragomir, Diana, Kipping, David, Payne, Matthew J., Roy, Arpita, Teachey, Alex, Villanueva Jr, Steven
Discovering and characterizing exoplanets at the outer edge of the transit method's sensitivity has proven challenging owing to geometric biases and the practical difficulties associated with acquiring long observational baselines. Nonetheless, a sam
Externí odkaz:
http://arxiv.org/abs/2401.03021