Search Results - "Huang, Chelsea X"
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THE AGE AND AGE SPREAD OF THE PRAESEPE AND HYADES CLUSTERS: A CONSISTENT, ∼800 Myr PICTURE FROM ROTATING STELLAR MODELS
Published in The Astrophysical journal (01-07-2015)“…ABSTRACT We fit the upper main sequence of the Praesepe and Hyades open clusters using stellar models with and without rotation. When neglecting rotation, we…”
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Occurrence Rate of Hot Jupiters Around Early-type M Dwarfs Based on Transiting Exoplanet Survey Satellite Data
Published in The Astronomical journal (01-01-2023)“…Abstract We present an estimate of the occurrence rate of hot Jupiters (7 R ⊕ ≤ R p ≤ 2 R J , 0.8 ≤ P b ≤ 10 days) around early-type M dwarfs based on stars…”
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Identifying Exoplanets with Deep Learning. V. Improved Light-curve Classification for TESS Full-frame Image Observations
Published in The Astronomical journal (01-03-2023)“…Abstract The TESS mission produces a large amount of time series data, only a small fraction of which contain detectable exoplanetary transit signals…”
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Multiepoch Detections of the Extended Atmosphere and Transmission Spectra of KELT-9b with a 1.5 m Telescope
Published in The Astronomical journal (01-03-2023)“…Abstract Irradiated Jovian atmospheres are complex and dynamic and can undergo temporal variations due to the close proximity of their parent stars. Of the…”
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Searching for Neutral Hydrogen Escape from the 120 Myr Old Sub-Neptune HIP94235b using HST
Published in The Astronomical journal (01-10-2024)“…Abstract HIP94235 b, a 120 Myr old sub-Neptune, provides us the unique opportunity to study mass loss at a pivotal stage of the system’s evolution: the end of…”
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TESS Hunt for Young and Maturing Exoplanets (THYME). IX. A 27 Myr Extended Population of Lower Centaurus Crux with a Transiting Two-planet System
Published in The Astronomical journal (01-03-2023)“…Abstract We report the discovery and characterization of a nearby (∼85 pc), older (27 ± 3 Myr), distributed stellar population near Lower Centaurus Crux (LCC),…”
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A super-Earth and two sub-Neptunes transiting the nearby and quiet M dwarf TOI-270
Published in Nature astronomy (01-12-2019)“…One of the primary goals of exoplanetary science is to detect small, temperate planets passing (transiting) in front of bright and quiet host stars. This…”
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The Occurrence of Small, Short-period Planets Younger than 200 Myr with TESS
Published in The Astronomical journal (01-05-2024)“…Abstract Within the first few hundreds of millions of years, many physical processes sculpt the eventual properties of young planets. NASA’s Transiting…”
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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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TOI-1685 b Is a Hot Rocky Super-Earth: Updates to the Stellar and Planet Parameters of a Popular JWST Cycle 2 Target
Published in Astrophysical journal. Letters (01-08-2024)“…Abstract 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…”
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TOI-4562b: A Highly Eccentric Temperate Jupiter Analog Orbiting a Young Field Star
Published in The Astronomical journal (01-03-2023)“…Abstract We report the discovery of TOI-4562b (TIC-349576261), a Jovian planet orbiting a young F7V-type star, younger than the Praesepe/Hyades clusters (<700…”
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Surviving in the Hot-Neptune Desert: The Discovery of the Ultrahot Neptune TOI-3261b
Published in The Astronomical journal (01-09-2024)“…Abstract The recent discoveries of Neptune-sized ultra-short-period planets (USPs) challenge existing planet formation theories. It is unclear whether these…”
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BAYESIAN AGES FOR EARLY-TYPE STARS FROM ISOCHRONES INCLUDING ROTATION, AND A POSSIBLE OLD AGE FOR THE HYADES
Published in The Astrophysical journal (01-07-2015)“…ABSTRACT We combine recently computed models of stellar evolution using a new treatment of rotation with a Bayesian statistical framework to constrain the ages…”
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Saturation of the magnetorotational instability in the unstratified shearing box with zero net flux: convergence in taller boxes
Published in Monthly notices of the Royal Astronomical Society (01-03-2016)“…Previous studies of the non-linear regime of the magnetorotational instability in one particular type of shearing box model -- unstratified with no net…”
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The TESS Faint-star Search: 1617 TOIs from the TESS Primary Mission
Published in The Astrophysical journal. Supplement series (01-04-2022)“…Abstract We present the detection of 1617 new transiting-planet candidates, identified in the Transiting Exoplanet Survey Satellite (TESS) full-frame images…”
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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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HD 28185 revisited: an outer planet, instead of a brown dwarf, on a Saturn-like orbit
Published in Monthly notices of the Royal Astronomical Society (01-11-2024)“…ABSTRACT As exoplanet surveys reach ever-higher sensitivities and durations, planets analogous to the Solar system giant planets are increasingly within reach…”
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A diverse planetary trio around a naked-eye star
Published in Nature astronomy (01-08-2021)“…Observations from the brand-new CHEOPS mission reveal a third long-period transiting planet around the naked-eye star ν 2 Lupi. Precise measurements of the…”
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Testing the Titius–Bode law predictions for Kepler multiplanet systems
Published in Monthly notices of the Royal Astronomical Society (21-07-2014)“…We use three and half years of Kepler long-cadence data to search for the 97 predicted planets of Bovaird & Lineweaver in 56 of the multiplanet systems, based…”
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GJ 1252 b: A 1.2 R⊕ Planet Transiting an M3 Dwarf at 20.4 pc
Published in The Astrophysical journal (10-02-2020)“…We report the discovery of GJ 1252 b, a planet with a radius of 1.193 ± 0.074 R⊕ and an orbital period of 0.52 days around an M3-type star (0.381 ± 0.019 M⊕,…”
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