Search Results - "Murgas, Felipe"
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A giant planet candidate transiting a white dwarf
Published in Nature (London) (17-09-2020)“…Astronomers have discovered thousands of planets outside the Solar System 1 , most of which orbit stars that will eventually evolve into red giants and then…”
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GJ 367b: A dense, ultrashort-period sub-Earth planet transiting a nearby red dwarf star
Published in Science (American Association for the Advancement of Science) (03-12-2021)“…Ultrashort-period (USP) exoplanets have orbital periods shorter than 1 day. Precise masses and radii of USP exoplanets could provide constraints on their…”
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TOI-530b: a giant planet transiting an M-dwarf detected by TESS
Published in Monthly notices of the Royal Astronomical Society (01-02-2022)“…ABSTRACT We report the discovery of TOI-530b, a transiting Saturn-like planet around an M0.5V dwarf, delivered by the Transiting Exoplanet Survey Satellite…”
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Nodal precession of WASP-33b for 11 yr by Doppler tomographic and transit photometric observations
Published in Monthly notices of the Royal Astronomical Society (07-04-2022)“…ABSTRACT WASP-33b, a hot Jupiter around a hot star, is a rare system in which nodal precession has been discovered. We updated the model for the nodal…”
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The TESS-Keck Survey: Science Goals and Target Selection
Published in The Astronomical journal (01-06-2022)“…Abstract The Kepler and TESS missions have demonstrated that planets are ubiquitous. However, the success of these missions heavily depends on ground-based…”
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TESS Hunt for Young and Maturing Exoplanets (THYME). VII. Membership, Rotation, and Lithium in the Young Cluster Group-X and a New Young Exoplanet
Published in The Astronomical journal (01-09-2022)“…Abstract The public, all-sky surveys Gaia and TESS provide the ability to identify new young associations and determine their ages. These associations enable…”
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Validation of 13 Hot and Potentially Terrestrial TESS Planets
Published in The Astronomical journal (01-02-2022)“…Abstract The James Webb Space Telescope will be able to probe the atmospheres and surface properties of hot, terrestrial planets via emission spectroscopy. We…”
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Evidence for Low-level Dynamical Excitation in Near-resonant Exoplanet Systems
Published in The Astronomical journal (01-12-2023)“…Abstract The geometries of near-resonant planetary systems offer a relatively pristine window into the initial conditions of exoplanet systems. Given that…”
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Company for the Ultra-high Density, Ultra-short Period Sub-Earth GJ 367 b: Discovery of Two Additional Low-mass Planets at 11.5 and 34 Days
Published in Astrophysical journal. Letters (01-09-2023)“…Abstract GJ 367 is a bright ( V ≈ 10.2) M1 V star that has been recently found to host a transiting ultra-short period sub-Earth on a 7.7 hr orbit. With the…”
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Three Long-period Transiting Giant Planets from TESS
Published in The Astronomical journal (01-06-2023)“…Abstract We report the discovery and orbital characterization of three new transiting warm giant planets. These systems were initially identified as presenting…”
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The TESS-Keck Survey. XVII. Precise Mass Measurements in a Young, High-multiplicity Transiting Planet System Using Radial Velocities and Transit Timing Variations
Published in The Astronomical journal (01-02-2024)“…Abstract We present a radial velocity (RV) analysis of TOI-1136, a bright Transiting Exoplanet Survey Satellite (TESS) system with six confirmed transiting…”
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A Mini-Neptune Orbiting the Metal-poor K Dwarf BD+29 2654
Published in The Astronomical journal (01-08-2023)“…Abstract We report the discovery and Doppler mass measurement of a 7.4 days 2.3 R ⊕ mini-Neptune around a metal-poor K dwarf BD+29 2654 (TOI-2018). Based on a…”
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TOI-4010: A System of Three Large Short-period Planets with a Massive Long-period Companion
Published in The Astronomical journal (01-07-2023)“…Abstract We report the confirmation of three exoplanets transiting TOI-4010 (TIC-352682207), a metal-rich K dwarf observed by the Transiting Exoplanet Survey…”
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Validation of a Third Planet in the LHS 1678 System
Published in The Astronomical journal (01-06-2024)“…Abstract The nearby LHS 1678 (TOI-696) system contains two confirmed planets and a wide-orbit, likely brown-dwarf companion, which orbit an M2 dwarf with a…”
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Migration and Evolution of giant ExoPlanets (MEEP). I. Nine Newly Confirmed Hot Jupiters from the TESS Mission
Published in The Astronomical journal (01-07-2024)“…Abstract Hot Jupiters were many of the first exoplanets discovered in the 1990s, but in the decades since their discovery the mysteries surrounding their…”
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The Discovery and Follow-up of Four Transiting Short-period Sub-Neptunes Orbiting M Dwarfs
Published in The Astronomical journal (01-06-2024)“…Abstract Sub-Neptunes with radii of 2–3 R ⊕ are intermediate in size between rocky planets and Neptune-sized planets. The orbital properties and bulk…”
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TOI-3235 b: A Transiting Giant Planet around an M4 Dwarf Star
Published in Astrophysical journal. Letters (01-03-2023)“…Abstract We present the discovery of TOI-3235 b, a short-period Jupiter orbiting an M dwarf with a stellar mass close to the critical mass at which stars…”
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Dynamical Architectures of S-type Transiting Planets in Binaries. I. Target Selection Using Hipparcos and Gaia Proper Motion Anomalies
Published in The Astronomical journal (01-03-2024)“…Abstract The effect of stellar multiplicity on planetary architecture and orbital dynamics provides an important context for exoplanet demographics. We present…”
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VaTEST. II. Statistical Validation of 11 TESS-detected Exoplanets Orbiting K-type Stars
Published in The Astronomical journal (01-07-2023)“…Abstract NASA’s Transiting Exoplanet Survey Satellite (TESS) is an all-sky survey mission designed to find transiting exoplanets orbiting nearby bright stars…”
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TOI-132 b: A short-period planet in the Neptune desert transiting a V = 11.3 G-type star
Published in Monthly notices of the Royal Astronomical Society (01-03-2020)“…ABSTRACT The Neptune desert is a feature seen in the radius-period plane, whereby a notable dearth of short period, Neptune-like planets is found. Here, we…”
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