output
20202023
most citedTESS Hunt for Young and Maturing Exoplanets (THYME) VI: an 11 Myr giant planet transiting a very low-mass star in Lower Centaurus Crux

83 citations

48 papers

astro-ph.EP2023★ 20 cited

Transit Timing Variations in the three-planet system: TOI-270

Laurel Kaye, Shreyas Vissapragada, Maximilian N. Gunther +69

We present ground and space-based photometric observations of TOI-270 (L231-32), a system of three transiting planets consisting of one super-Earth and two sub-Neptunes discovered…

astro-ph.EP2022★ 29 cited

TOI-1468: A system of two transiting planets, a super-Earth and a mini-Neptune, on opposite sides of the radius valley

P. Chaturvedi, P. Bluhm, E. Nagel +67

We report the discovery and characterization of two small transiting planets orbiting the bright M3.0V star TOI-1468 (LSPM J0106+1913), whose transit signals were detected in the p…

astro-ph.EP2022★ 29 cited

TOI-836: A super-Earth and mini-Neptune transiting a nearby K-dwarf

Faith Hawthorn, Daniel Bayliss, Thomas G. Wilson +137

We present the discovery of two exoplanets transiting TOI-836 (TIC 440887364) using data from TESS Sector 11 and Sector 38. TOI-836 is a bright ( mag), high proper motion…

astro-ph.EP2022★ 14 cited

A hot sub-Neptune in the desert and a temperate super-Earth around faint M dwarfs: Color validation of TOI-4479b and TOI-2081b

E. Esparza-Borges, H. Parviainen, F. Murgas +45

We report the discovery and validation of two TESS exoplanets orbiting faint M dwarfs: TOI-4479b and TOI-2081b. We have jointly analyzed space (TESS mission) and ground based (MuSC…

astro-ph.EP2022★ 26 cited

Three new brown dwarfs and a massive hot Jupiter revealed by TESS around early-type stars

Psaridi A., Bouchy F., Lendl M. +40

The detection and characterization of exoplanets and brown dwarfs (BDs) around massive AF-type stars is essential to investigate and constrain the impact of stellar mass on planet…

astro-ph.EP2022★ 25 cited

The TESS Grand Unified Hot Jupiter Survey. I. Ten TESS Planets

Samuel W. Yee, Joshua N. Winn, Joel D. Hartman +69

We report the discovery of ten short-period giant planets (TOI-2193A b, TOI-2207 b, TOI-2236 b, TOI-2421 b, TOI-2567 b, TOI-2570 b, TOI-3331 b, TOI-3540A b, TOI-3693 b, TOI-4137 b)…

astro-ph.EP2022★ 36 cited

The Discovery of a Planetary Companion Interior to Hot Jupiter WASP-132 b

Benjamin J. Hord, Knicole D. Colón, Travis A. Berger +21

Hot Jupiters are generally observed to lack close planetary companions, a trend that has been interpreted as evidence for high-eccentricity migration. We present the discovery and…

astro-ph.EP2022★ 16 cited

A warm super-Neptune around the G-dwarf star TOI-1710 revealed with TESS, SOPHIE and HARPS-N

P. -C. König, M. Damasso, G. Hébrard +50

We report the discovery and characterization of the transiting extrasolar planet TOI-1710b. It was first identified as a promising candidate by the Transiting Exoplanet Survey…

astro-ph.EP2022★ 27 cited

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.EP2022★ 11 cited

Confirmation and characterisation of three giant planets detected by TESS from the FIES/NOT and Tull/McDonald spectrographs

E. Knudstrup, L. M. Serrano, D. Gandolfi +37

We report the confirmation and characterisation of TOI-1820~b, TOI-2025~b, and TOI-2158~b, three Jupiter-sized planets on short-period orbits around G-type stars detected by TESS.…

astro-ph.EP2022★ 45 cited

Uncovering the true periods of the young sub-Neptunes orbiting TOI-2076

Hugh P. Osborn, Andrea Bonfanti, Davide Gandolfi +93

Context: TOI-2076 is a transiting three-planet system of sub-Neptunes orbiting a bright (G = 8.9 mag), young ( Myr) K-type star. Although a validated planetary system, th…

astro-ph.EP2022★ 21 cited

TESS discovery of a sub-Neptune orbiting a mid-M dwarf TOI-2136

Tianjun Gan, Abderahmane Soubkiou, Sharon X. Wang +60

We present the discovery of TOI-2136b, a sub-Neptune planet transiting every 7.85 days a nearby M4.5V-type star, identified through photometric measurements from the TESS mission.…

astro-ph.EP2022★ 34 cited

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.EP2022★ 24 cited

Discovery and mass measurement of the hot, transiting, Earth-sized planet GJ 3929 b

J. Kemmer, S. Dreizler, D. Kossakowski +64

We report the discovery of GJ 3929 b, a hot Earth-sized planet orbiting the nearby M3.5 V dwarf star, GJ 3929 (G 180--18, TOI-2013). Joint modelling of photometric observations fro…

astro-ph.SR2022★ 22 cited

TOI-2119: A transiting brown dwarf orbiting an active M-dwarf from NASA's TESS mission

Theron W. Carmichael, Jonathan M. Irwin, Felipe Murgas +27

We report the discovery of TOI-2119b, a transiting brown dwarf (BD) that orbits and is completely eclipsed by an active M-dwarf star. Using light curve data from the Transiting Exo…

astro-ph.EP2022★ 41 cited

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.EP2022★ 39 cited

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.EP2022★ 60 cited

A pair of Sub-Neptunes transiting the bright K-dwarf TOI-1064 characterised with CHEOPS

Thomas G. Wilson, Elisa Goffo, Yann Alibert +132

We report the discovery and characterisation of a pair of sub-Neptunes transiting the bright K-dwarf TOI-1064 (TIC 79748331), initially detected in TESS photometry. To characterise…

astro-ph.EP2021★ 13 cited

A multi-planetary system orbiting the early-M dwarf TOI-1238

E. González-Álvarez, M. R. Zapatero Osorio, J. Sanz-Forcada +53

Two transiting planet candidates with super-Earth radii around the nearby K7--M0 dwarf star TOI-1238 were announced by TESS. We aim to validate their planetary nature using precise…

astro-ph.EP2021★ 49 cited

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.EP2021★ 9 cited

TOI-712: a system of adolescent mini-Neptunes extending to the habitable zone

Sydney Vach, Samuel N. Quinn, Andrew Vanderburg +40

As an all-sky survey, NASA's mission is able to detect the brightest and rarest types of transiting planetary systems, including young planets that enable study of the evolu…

astro-ph.EP2021★ 46 cited

TOI-2076 and TOI-1807: Two young, comoving planetary systems within 50 pc identified by TESS that are ideal candidates for further follow-up

Christina Hedges, Alex Hughes, Steven Giacalone +42

We report the discovery of two planetary systems around comoving stars; TOI-2076 (TIC 27491137) and TOI-1807 (TIC 180695581). TOI-2076 is a nearby (41.9 pc) multi-planetary system…

astro-ph.EP2021★ 50 cited

The young HD 73583 (TOI-560) planetary system: Two 10-M mini-Neptunes transiting a 500-Myr-old, bright, and active K dwarf

O. Barragán, D. J. Armstrong, D. Gandolfi +103

We present the discovery and characterisation of two transiting planets observed by \textit{TESS} in the light curves of the young and bright (V=9.67) star HD73583 (TOI-560). We pe…

astro-ph.EP2021★ 17 cited

The LHS 1678 System: Two Earth-Sized Transiting Planets and an Astrometric Companion Orbiting an M Dwarf Near the Convective Boundary at 20 pc

Michele L. Silverstein, Joshua E. Schlieder, Thomas Barclay +48

We present the TESS discovery of the LHS 1678 (TOI-696) exoplanet system, comprised of two approximately Earth-sized transiting planets and a likely astrometric brown dwarf orbitin…