Results 61 to 70 of about 68,799 (245)

The multiplicity of exoplanet host stars - New low-mass stellar companions of the exoplanet host stars HD125612 and HD212301

open access: yes, 2008
Aims: We present new results from our ongoing multiplicity study of exoplanet host stars, carried out with SofI/NTT. We provide the most recent list of confirmed binary and triple star systems that harbor exoplanets.
Bakos   +36 more
core   +1 more source

The ARCiS framework for Exoplanet Atmospheres: The Cloud Transport Model [PDF]

open access: yes, 2019
Understanding of clouds is instrumental in interpreting current and future spectroscopic observations of exoplanets. Modelling clouds consistently is complex, since it involves many facets of chemistry, nucleation theory, condensation physics ...
Min, Michiel, Ormel, Chris W.
core   +2 more sources

Classification of Trajectories in a Two-planet Exosystem Using the Generalized Three-body Problem

open access: yesThe Astrophysical Journal, 2023
We deploy the theory of the generalized three-body problem to describe an exosystem composed of a host star, a transiting Jupiter-sized exoplanet, and an Earth-sized exoplanet.
Eman M. Moneer   +5 more
doaj   +1 more source

petitRADTRANS: a Python radiative transfer package for exoplanet characterization and retrieval. [PDF]

open access: yes, 2019
We present the easy-to-use, publicly available, Python package petitRADTRANS, built for the spectral characterization of exoplanet atmospheres. The code is fast, accurate, and versatile; it can calculate both transmission and emission spectra within a ...
P. Mollière   +5 more
semanticscholar   +1 more source

Exoplanet Catalogues

open access: yes, 2018
One of the most exciting developments in the field of exoplanets has been the progression from 'stamp-collecting' to demography, from discovery to characterisation, from exoplanets to comparative exoplanetology. There is an exhilaration when a prediction
A Wolszczan   +20 more
core   +1 more source

Photosynthesis in Hydrogen-Dominated Atmospheres

open access: yesLife, 2014
The diversity of extrasolar planets discovered in the last decade shows that we should not be constrained to look for life in environments similar to early or present-day Earth.
William Bains, Sara Seager, Andras Zsom
doaj   +1 more source

Efficient Follow-Up of Exoplanet Transits Using Small Telescopes [PDF]

open access: yes, 2019
11 pages, 5 figures, to be published in PASP, comments welcomeHere, we introduce an online tool for the prediction of exoplanet transit light curves.
Beck, Peter   +4 more
core   +3 more sources

Water Vapor and Clouds on the Habitable-zone Sub-Neptune Exoplanet K2-18b [PDF]

open access: yesAstrophysical Journal, 2019
Results from the Kepler mission indicate that the occurrence rate of small planets (
B. Benneke   +15 more
semanticscholar   +1 more source

Exoplanet secondary atmosphere loss and revival [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2020
Significance Earth and Venus have significant atmospheres, but Mercury does not. Thousands of exoplanets are known, but we know almost nothing about rocky exoplanet atmospheres. Many rocky exoplanets were formed by a sub-Neptune-to-super-Earth conversion
E. Kite, M. Barnett
semanticscholar   +1 more source

Kepler Observations of Three Pre-Launch Exoplanet Candidates: Discovery of Two Eclipsing Binaries and a New Exoplanet

open access: yes, 2010
Three transiting exoplanet candidate stars were discovered in a ground-based photometric survey prior to the launch of NASA's {\it Kepler} mission. {\it Kepler} observations of them were obtained during Quarter 1 of the {\it Kepler} mission.
Bryson, Stephen T.   +8 more
core   +1 more source

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