Results 11 to 20 of about 3,499 (168)

Solar System Physics for Exoplanet Research

open access: yesPublications of the Astronomical Society of the Pacific, 2020
Abstract Over the past three decades, we have witnessed one of the great revolutions in our understanding of the cosmos—the dawn of the Exoplanet Era. Where once we knew of just one planetary system (the solar system), we now know of thousands, with new systems being announced on a weekly basis.
J. Horner   +15 more
openaire   +4 more sources

Polarimetry of exoplanet-exomoon systems

open access: yesAstronomy & Astrophysics
Aims. We investigated the potential of polarimetric observations in the optical wavelength range for the detection of exomoons and the characterization of exoplanet-exomoon systems. Methods. Using the three-dimensional Monte Carlo radiative transfer code POLARIS, we calculated flux and polarization phase curves of Earth-like exoplanets with a satellite
M. B. Michaelis   +2 more
openaire   +3 more sources

Wide-Orbit Exoplanet Demographics [PDF]

open access: yes, 2019
Astro2020 Science White paper 2019International audienceThe Kepler, K2 and TESS transit surveys are revolutionizing our understanding of planets orbiting close to their host stars and our understanding of exoplanet systems in general, but there remains a
Sahlmann, Johannes   +45 more
core   +4 more sources

Exoplanet imaging data challenge: benchmarking the various image processing methods for exoplanet detection [PDF]

open access: yes, 2020
The Exoplanet Imaging Data Challenge is a community-wide effort meant to offer a platform for a fair and common comparison of image processing methods designed for exoplanet direct detection. For this purpose, it gathers on a dedicated repository (Zenodo)
Desgrange, Célia   +88 more
core   +1 more source

Correlations between the stellar, planetary, and debris components of exoplanet systems observed by Herschel [PDF]

open access: yes, 2014
J.P.M., C.E., J.M. and B.M. are partially supported by Spanish grant AYA 2011-26202. This work was supported by the European Union through ERC grant number no.
Lestrade, J.-F.   +65 more
core   +1 more source

Stellar companions to exoplanet host stars: A Lucky Imaging survey of transiting exoplanet systems [PDF]

open access: yes, 2016
About half of all nearby stars are part of a binary or multiple star system, yet little is known about how multiplicity affects the formation and subsequent evolution of planetary systems. For instance, stellar companions may promote the inward migration of massive planets into very short orbits or cause misalignment between the planetary orbit and the
Wöllert, Maria
openaire   +2 more sources

The Exoplanet Orbit Database [PDF]

open access: yes, 2011
We present a database of well-determined orbital parameters of exoplanets, and their host stars’ properties. This database comprises spectroscopic orbital elements measured for 427 planets orbiting 363 stars from radial velocity and transit measurements ...
N. Piskunov   +21 more
core   +2 more sources

Four New Exoplanets and Hints of Additional Substellar Companions to Exoplanet Host Stars [PDF]

open access: yes, 2007
We present four new exoplanets: HIP 14810b and HIP 14810c, HD 154345b, and HD 187123c. The two planets orbiting HIP 14810, from the N2K project, have masses of 3.9 and 0.76 M_J.
Fischer, D. A.   +10 more
core   +1 more source

Resilient habitability of nearby exoplanet systems [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2019
ABSTRACT We investigate the possibility of finding Earth-like planets in the habitable zone of 34 nearby FGK-dwarfs, each known to host one giant planet exterior to their habitable zone detected by RV. First we simulate the dynamics of the planetary systems in their present day configurations and determine the fraction of stable ...
Giorgi Kokaia   +2 more
openaire   +2 more sources

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