activity
19962026
most citedEstimation of the XUV radiation onto close planets and their evaporation

407 citations · 6k across the 109 of their papers we have counts for

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Showing 2018Show all

6 papers · 1 filter

astro-ph.EP2018★ 206 cited

Hubble PanCET: An extended upper atmosphere of neutral hydrogen around the warm Neptune GJ 3470 b

V. Bourrier, A. Lecavelier des Etangs, D. Ehrenreich +16

GJ 3470b is a warm Neptune transiting an M-dwarf star at the edge of the evaporation desert. It offers the possibility of investigating how low-mass, close-in exoplanets evolve und…

astro-ph.EP2018★ 275 cited

Ground-based detection of an extended helium atmosphere in the Saturn-mass exoplanet WASP-69b

Lisa Nortmann, Enric Pallé, Michael Salz +25

Hot gas giant exoplanets can lose part of their atmosphere due to strong stellar irradiation, affecting their physical and chemical evolution. Studies of atmospheric escape from ex…

astro-ph.EP2018★ 158 cited

Detection of He I Å absorption on HD 189733 b with CARMENES high-resolution transmission spectroscopy

M. Salz, S. Czesla, P. C. Schneider +35

We present three transit observations of HD 189733 b obtained with the high-resolution spectrograph CARMENES at Calar Alto. A strong absorption signal is detected in the near-infra…

astro-ph.EP2018★ 41 cited

The HST PanCET Program: Hints of Na I & Evidence of a Cloudy Atmosphere for the Inflated Hot Jupiter WASP-52b

Munazza K. Alam, Nikolay Nikolov, Mercedes Lopez-Morales +16

We present an optical to near-infrared transmission spectrum of the inflated hot Jupiter WASP-52b using three transit observations from the Space Telescope Imaging Spectrograph (ST…

astro-ph.EP2018★ 167 cited

An optical transmission spectrum for the ultra-hot Jupiter WASP-121b measured with the Hubble Space Telescope

Thomas M. Evans, David K. Sing, Jayesh Goyal +24

We present an atmospheric transmission spectrum for the ultra-hot Jupiter WASP-121b, measured using the Space Telescope Imaging Spectrograph (STIS) onboard the Hubble Space Telesco…

astro-ph.SR2018★ 22 cited

Binarity and Accretion in AGB Stars: HST/STIS Observations of UV Flickering in Y Gem

R. Sahai, C. Sánchez Contreras, A. Mangan +3

Binarity is believed to dramatically affect the history and geometry of mass loss in AGB and post-AGB stars, but observational evidence of binarity is sorely lacking. As part of a…