activity
20152026
most citedSix transiting planets and a chain of Laplace resonances in TOI-178

195 citations · 3k across the 126 of their papers we have counts for

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Showing 2020Show all

16 papers · 1 filter

astro-ph.EP2020★ 106 cited

SPECULOOS -- Ultracool Dwarf Transit Survey: Target List and Strategy

D. Sebastian, M. Gillon, E. Ducrot +20

One of the most promising avenues for the detailed study of temperate Earth-sized exoplanets is the detection of such planets in transit in front of stars small and nearby enough t…

astro-ph.EP2020★ 47 cited

The CARMENES search for exoplanets around M dwarfs -- LP 714-47b (TOI 442.01): Populating the Neptune desert

S. Dreizler, I., J. +134

We report the discovery of a Neptune-like planet (LP 714-47 b, P = 4.05204 d, m_b = 30.8 +/- 1.5 M_earth , R_b = 4.7 +/- 0.3 R_earth ) located in the 'hot Neptune desert'. Confirma…

astro-ph.EP2020★ 17 cited

TOI 122b and TOI 237b, two small warm planets orbiting inactive M dwarfs, found by \textit{TESS}

William C. Waalkes, Zachory K. Berta-Thompson, Karen A. Collins +39

We report the discovery and validation of TOI 122b and TOI 237b, two warm planets transiting inactive M dwarfs observed by \textit{TESS}. Our analysis shows TOI 122b has a radius o…

astro-ph.EP2020

Refining the transit timing and photometric analysis of TRAPPIST-1: Masses, radii, densities, dynamics, and ephemerides

Eric Agol, Caroline Dorn, Simon L. Grimm +32

We have collected transit times for the TRAPPIST-1 system with the Spitzer Space Telescope over four years. We add to these ground-based, HST and K2 transit time measurements, and…

astro-ph.EP2020★ 102 cited

A super-Earth and a sub-Neptune orbiting the bright, quiet M3 dwarf TOI-1266

B. -O. Demory, F. J. Pozuelos, Y. Gomez Maqueo Chew +70

We report the discovery and characterisation of a super-Earth and a sub-Neptune transiting the bright (), quiet, and nearby (37 pc) M3V dwarf TOI-1266. We validate the plane…

astro-ph.SR2020

Discovery of a young low-mass brown dwarf transiting a fast-rotating F-type star by the Galactic Plane eXoplanet (GPX) survey

P. Benni, A. Y. Burdanov, V. V. Krushinsky +64

We announce the discovery of GPX-1 b, a transiting brown dwarf with a mass of and a radius of , the first sub-stell…

astro-ph.EP2020

Could the Migration of Jupiter have Accelerated the Atmospheric Evolution of Venus?

Stephen R. Kane, Pam Vervoort, Jonathan Horner +1

In the study of planetary habitability and terrestrial atmospheric evolution, the divergence of surface conditions for Venus and Earth remains an area of active research. Among the…

astro-ph.SR2020★ 21 cited

Complex Modulation of Rapidly Rotating Young M Dwarfs: Adding Pieces to the Puzzle

Maximilian N. Günther, David A. Berardo, Elsa Ducrot +37

New sets of young M dwarfs with complex, sharp-peaked, and strictly periodic photometric modulations have recently been discovered with Kepler/K2 (scallop shells) and TESS (complex…

astro-ph.EP2020★ 52 cited

GJ 273: On the formation, dynamical evolution and habitability of a planetary system hosted by an M dwarf at 3.75 parsec

Francisco J. Pozuelos, Juan C. Suárez, Gonzalo C. de Elía +11

Planets orbiting low-mass stars such as M dwarfs are now considered a cornerstone in the search for life-harbouring planets. GJ273 is a planetary system orbiting an M dwarf only 3.…

astro-ph.EP2020★ 8 cited

Earth: a 3.14-day Earth-sized Planet from 's Kitchen Served Warm by the SPECULOOS Team

Prajwal Niraula, Julien de Wit, Benjamin V. Rackham +25

We report on the discovery of a transiting Earth-sized (0.95) planet around an M3.5 dwarf star at 57pc, K2-315b. The planet has a period of 3.14 days, i.e. ${\s…

astro-ph.EP2020★ 8 cited

Two transiting hot Jupiters from the WASP survey: WASP-150b and WASP-176b

Benjamin F. Cooke, Don Pollacco, Y. Almleaky +49

We report the discovery of two transiting exoplanets from the WASP survey, WASP-150b and WASP-176b. WASP-150b is an eccentric ( = 0.38) hot Jupiter on a 5.6 day orbit around a $…

astro-ph.EP2020★ 74 cited

TESS spots a hot Jupiter with an inner transiting Neptune

Chelsea X. Huang, Samuel N. Quinn, Andrew Vanderburg +48

Hot Jupiters are rarely accompanied by other planets within a factor of a few in orbital distance. Previously, only two such systems have been found. Here, we report the discovery…

astro-ph.EP2020★ 32 cited

Three Short Period Jupiters from TESS

L. D. Nielsen, R. Brahm, F. Bouchy +74

We report the confirmation and mass determination of three hot Jupiters discovered by the Transiting Exoplanet Survey Satellite (TESS) mission: HIP 65Ab (TOI-129, TIC-201248411) is…

astro-ph.EP2020★ 81 cited

The CARMENES search for exoplanets around M dwarfs. Two planets on the opposite sides of the radius gap transiting the nearby M dwarf LTT 3780

G. Nowak, R. Luque, H. Parviainen +97

We present the discovery and characterisation of two transiting planets observed by the Transiting Exoplanet Survey Satellite (TESS) orbiting the nearby (d ~ 22 pc), bright (J ~ 9…

astro-ph.EP2020★ 18 cited

HATS-47b, HATS-48Ab, HATS-49b and HATS-72b: Four Warm Giant Planets Transiting K Dwarfs

J. D. Hartman, Andrés Jordán, D. Bayliss +43

We report the discovery of four transiting giant planets around K dwarfs. The planets HATS-47b, HATS-48Ab, HATS-49b, and HATS-72b have masses of ,…

astro-ph.EP2020★ 93 cited

The continuing search for evidence of tidal orbital decay of hot Jupiters

Kishore C. Patra, Joshua N. Winn, Matthew J. Holman +15

Many of the known hot Jupiters are formally unstable to tidal orbital decay. The only hot Jupiter for which orbital decay has been directly detected is WASP-12, for which transit t…