papers

Publications (21)

astro-ph.EP2021

GJ 367b: A dense ultra-short period sub-Earth planet transiting a nearby red dwarf star

Kristine W. F. Lam, Szilárd Csizmadia, Nicola Astudillo-Defru +75

Ultra-short-period (USP) exoplanets have orbital periods shorter than one day. Precise masses and radii of USPs could provide constraints on their unknown formation and evolution p…

astro-ph.EP2022

A Possible Alignment Between the Orbits of Planetary Systems and their Visual Binary Companions

Sam Christian, Andrew Vanderburg, Juliette Becker +111

Astronomers do not have a complete picture of the effects of wide-binary companions (semimajor axes greater than 100 AU) on the formation and evolution of exoplanets. We investigat…

astro-ph.EP2019

TOI 564 b and TOI 905 b: Grazing and Fully Transiting Hot Jupiters Discovered by TESS

Allen B. Davis, Songhu Wang, Matias Jones +46

We report the discovery and confirmation of two new hot Jupiters discovered by the Transiting Exoplanet Survey Satellite (TESS): TOI 564 b and TOI 905 b. The transits of these two…

astro-ph.EP2025

The TESS Grand Unified Hot Jupiter Survey. III. Thirty More Giant Planets

Samuel W. Yee, Joshua N. Winn, Joel D. Hartman +123

We present the discovery of 30 transiting giant planets that were initially detected using data from NASA's Transiting Exoplanet Survey Satellite (TESS) mission. These new planets…

astro-ph.EP2025

Giant Outer Transiting Exoplanet Mass (GOT 'EM) Survey. VI: Confirmation of a Long-Period Giant Planet Discovered with a Single TESS Transit

Zahra Essack, Diana Dragomir, Paul A. Dalba +81

We report the discovery and confirmation of TOI-4465 b, a , giant planet orbiting a G dwarf star at 122 pc. The planet was…

astro-ph.EP2022

Validation of 13 Hot and Potentially Terrestrial TESS Planets

Steven Giacalone, Courtney D. Dressing, Christina Hedges +108

The James Webb Space Telescope (JWST) will be able to probe the atmospheres and surface properties of hot, terrestrial planets via emission spectroscopy. We identify 18 potentially…

astro-ph.EP2025

NGTS-11 c: a transiting Neptune-mass planet interior to the warm Saturn NGTS-11 b

David R. Anderson, Jose I. Vines, Katharine Hesse +56

We report the discovery of NGTS-11 c, a transiting warm Neptune ( d; ; ), in an…

astro-ph.SR2018

The First Post-Kepler Brightness Dips of KIC 8462852

Tabetha S. Boyajian, Roi Alonso, Alex Ammerman +203

We present a photometric detection of the first brightness dips of the unique variable star KIC 8462852 since the end of the Kepler space mission in 2013 May. Our regular photometr…

astro-ph.SR2024

A survey for variable young stars with small telescopes: VIII -- Properties of 1687 Gaia selected members in 21 nearby clusters

Dirk Froebrich, Aleks Scholz, Justyn Campbell-White +60

The Hunting Outbursting Young Stars (HOYS) project performs long-term, optical, multi-filter, high cadence monitoring of 25 nearby young clusters and star forming regions. Utilisin…

astro-ph.EP2023

Another Shipment of Six Short-Period Giant Planets from TESS

Joseph E. Rodriguez, Samuel N. Quinn, Andrew Vanderburg +119

We present the discovery and characterization of six short-period, transiting giant planets from NASA's Transiting Exoplanet Survey Satellite (TESS) -- TOI-1811 (TIC 376524552), TO…

astro-ph.SR2024

A survey for variable stars with small telescopes: IX -- Evolution of Spot Properties on YSOs in IC5070

Carys Herbert, Dirk Froebrich, Siegfried Vanaverbeke +45

We present spot properties on 32 periodic young stellar objects in IC 5070. Long term, 5 yr, light curves in the , , and -bands are obtained through the HOYS (Huntin…

astro-ph.EP2022

The TESS-Keck Survey. VIII. Confirmation of a Transiting Giant Planet on an Eccentric 261 day Orbit with the Automated Planet Finder Telescope

Paul A. Dalba, Stephen R. Kane, Diana Dragomir +72

We report the discovery of TOI-2180 b, a 2.8 giant planet orbiting a slightly evolved G5 host star. This planet transited only once in Cycle 2 of the primary Transiting…

astro-ph.EP2021

TOI-2109b: An Ultrahot Gas Giant on a 16 hr Orbit

Ian Wong, Avi Shporer, George Zhou +56

We report the discovery of an ultrahot Jupiter with an extremely short orbital period of days (16 hr). The plane…

astro-ph.EP2024

OrCAS: Origins, Compositions, and Atmospheres of Sub-neptunes. I. Survey Definition

Ian J. M. Crossfield, Alex S. Polanski, Paul Robertson +61

Sub-Neptunes - volatile-rich exoplanets smaller than Neptune - are intrinsically the most common type of planet known. However, the formation and nature of these objects, as well a…

astro-ph.EP2022

A 16 Hour Transit of Kepler-167 e Observed by the Ground-based Unistellar Telescope Network

Amaury Perrocheau, Thomas M. Esposito, Paul A. Dalba +35

More than 5,000 exoplanets have been confirmed and among them almost 4,000 were discovered by the transit method. However, few transiting exoplanets have an orbital period greater…

astro-ph.EP2022

NEID Rossiter-McLaughlin Measurement of TOI-1268b: A Young Warm Saturn Aligned with Its Cool Host Star

Jiayin Dong, Chelsea X. Huang, George Zhou +56

Close-in gas giants present a surprising range of stellar obliquity, the angle between a planet's orbital axis and its host star's spin axis. It is unclear whether the obliquities…

astro-ph.EP2019

An Eccentric Massive Jupiter Orbiting a Sub-Giant on a 9.5 Day Period Discovered in the Transiting Exoplanet Survey Satellite Full Frame Images

Joseph E. Rodriguez, Samuel N. Quinn, Chelsea X. Huang +71

We report the discovery of TOI-172 b from the Transiting Exoplanet Survey Satellite (TESS) mission, a massive hot Jupiter transiting a slightly evolved G-star with a 9.48-day orbit…

astro-ph.EP2023

Identification of the Top TESS Objects of Interest for Atmospheric Characterization of Transiting Exoplanets with JWST

Benjamin J. Hord, Eliza M. -R. Kempton, Thomas Mikal-Evans +142

JWST has ushered in an era of unprecedented ability to characterize exoplanetary atmospheres. While there are over 5,000 confirmed planets, more than 4,000 TESS planet candidates a…

astro-ph.SR2020

The Rise and Fall of the King: The Correlation between FO Aquarii's Low States and the White Dwarf's Spindown

Colin Littlefield, Peter Garnavich, Mark R. Kennedy +45

The intermediate polar FO Aquarii (FO Aqr) experienced its first-reported low-accretion states in 2016, 2017, and 2018, and using newly available photographic plates, we identify p…

astro-ph.EP2024

Dynamical Architectures of S-type Transiting Planets in Binaries I: Target Selection using Hipparcos and Gaia proper motion anomalies

Jingwen Zhang, Lauren M. Weiss, Daniel Huber +16

The effect of stellar multiplicity on planetary architecture and orbital dynamics provides an important context for exoplanet demographics. We present a volume-limited catalog up t…

astro-ph.SR2019

The PDS 110 observing campaign - photometric and spectroscopic observations reveal eclipses are aperiodic

Hugh P. Osborn, Matthew Kenworthy, Joseph E. Rodriguez +71

PDS 110 is a young disk-hosting star in the Orion OB1A association. Two dimming events of similar depth and duration were seen in 2008 (WASP) and 2011 (KELT), consistent with an ob…