activity
20202025
most citedMasses and compositions of three small planets orbiting the nearby M dwarf L231-32 (TOI-270) and the M dwarf radius valley

90 citations · 816 across the 33 of their papers we have counts for

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Showing 2023Show all

7 papers · 1 filter

astro-ph.EP2023★ 64 cited

A resonant sextuplet of sub-Neptunes transiting the bright star HD 110067

R. Luque, H. P. Osborn, A. Leleu +149

Planets with radii between that of the Earth and Neptune (hereafter referred to as sub-Neptunes) are found in close-in orbits around more than half of all Sun-like stars. Yet, thei…

astro-ph.EP2023★ 15 cited

TOI-1801 b: A temperate mini-Neptune around a young M0.5 dwarf

M. Mallorquín, E. Goffo, E. Pallé +79

We report the discovery, mass, and radius determination of TOI-1801 b, a temperate mini-Neptune around a young M dwarf. TOI-1801 b was observed in TESS sectors 22 and 49, and the a…

astro-ph.EP2023

TOI-544 b: a potential water-world inside the radius valley in a two-planet system

H. L. M. Osborne, V. Van Eylen, E. Goffo +32

We report on the precise radial velocity follow-up of TOI-544 (HD 290498), a bright K star (V=10.8), which hosts a small transiting planet recently discovered by the Transiting Exo…

astro-ph.EP2023★ 34 cited

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

Elisa Goffo, Davide Gandolfi, Jo Ann Egger +38

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 aim of improving the plan…

astro-ph.EP2023★ 6 cited

TOI-733 b: a planet in the small-planet radius valley orbiting a Sun-like star

Iskra Y. Georgieva, Carina M. Persson, Elisa Goffo +40

We report the discovery of a hot ( 1055 K) planet in the small planet radius valley transiting the Sun-like star TOI-733, as part of the KESPRINT follow-up pr…

astro-ph.EP2023★ 10 cited

TOI-1055 b: Neptunian planet characterised with HARPS, TESS, and CHEOPS

A. Bonfanti, D. Gandolfi, J. A. Egger +89

TOI-1055 is a Sun-like star known to host a transiting Neptune-sized planet on a 17.5-day orbit (TOI-1055 b). Radial velocity (RV) analyses carried out by two independent groups us…

astro-ph.EP2023★ 4 cited

The low density, hot Jupiter TOI-640 b is on a polar orbit

Emil Knudstrup, Simon H. Albrecht, Davide Gandolfi +17

TOI-640 b is a hot, puffy Jupiter with a mass of M and radius of R, orbiting a slightly evolved F-type star with a separation of…