activity
20032026
most citedA terrestrial planet candidate in a temperate orbit around Proxima Centauri

1.3k citations · 7.8k across the 135 of their papers we have counts for

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Showing 2018Show all

10 papers · 1 filter

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★ 142 cited

A candidate super-Earth planet orbiting near the snow line of Barnard's star

I. Ribas, M. Tuomi, A. Reiners +60

At a distance of 1.8 parsecs, Barnard's star (Gl 699) is a red dwarf with the largest apparent motion of any known stellar object. It is the closest single star to the Sun, second…

astro-ph.SR2018★ 18 cited

The Rotationally Modulated Polarization of Boo A

Daniel V. Cotton, Dag Evensberget, Stephen C. Marsden +9

We have observed the active star Boo A (HD 131156A) with high precision broadband linear polarimetry contemporaneously with circular spectropolarimetry. We find both signals ar…

astro-ph.SR2018★ 30 cited

The Solar Wind in Time II: 3D stellar wind structure and radio emission

D. Ó Fionnagáin, A. A. Vidotto, P. Petit +5

In this work, we simulate the evolution of the solar wind along its main sequence lifetime and compute its thermal radio emission. To study the evolution of the solar wind, we use…

astro-ph.EP2018★ 37 cited

The CARMENES search for exoplanets around M dwarfs: The warm super-Earths in twin orbits around the mid-type M dwarfs Ross 1020 (GJ 3779) and LP 819-052 (GJ 1265)

R. Luque, G. Nowak, E. Pallé +27

We announce the discovery of two planetary companions orbiting around the low mass stars Ross 1020 (GJ 3779, M4.0V) and LP 819-052 (GJ 1265, M4.5V). The discovery is based on the a…

astro-ph.SR2018★ 46 cited

The CARMENES search for exoplanets around M dwarfs: Nine new double-line spectroscopic binary stars

D. Baroch, J. C. Morales, I. Ribas +27

Context. The CARMENES spectrograph is surveying ~300 M dwarf stars in search for exoplanets. Among the target stars, spectroscopic binary systems have been discovered, which can be…