Results 31 to 40 of about 8,820 (196)

A high dynamic-range instrument for SPICA for coronagraphic observation of exoplanets and monitoring of transiting exoplanets [PDF]

open access: yesSPIE Proceedings, 2011
15 pages, 10 figures, 2 ...
Enya, K.   +4 more
openaire   +2 more sources

The Gemini Planet Imager Exoplanet Survey: Dynamical Mass of the Exoplanet β Pictoris b from Combined Direct Imaging and Astrometry [PDF]

open access: yesThe Astronomical Journal, 2020
Abstract We present new observations of the planet β Pictoris b from 2018 with the Gemini Planet Imager (GPI), the first GPI observations following conjunction. Based on these new measurements, we perform a joint orbit fit to the available relative astrometry from ground-based imaging, the Hipparcos Intermediate Astrometric Data (IAD ...
Nielsen, Eric L.   +53 more
openaire   +6 more sources

Validating AU Microscopii d with Transit Timing Variations

open access: yesThe Astronomical Journal, 2023
AU Mic is a young (22 Myr), nearby exoplanetary system that exhibits excess transit timing variations (TTVs) that cannot be accounted for by the two known transiting planets nor stellar activity.
Justin M. Wittrock   +33 more
doaj   +1 more source

Gliese 581g as a scaled-up version of Earth: atmospheric circulation simulations

open access: yes, 2011
We use three-dimensional simulations to study the atmospheric circulation on the first Earth-sized exoplanet discovered in the habitable zone of an M star.
Anderson   +48 more
core   +1 more source

Atmospheric Circulation of Terrestrial Exoplanets [PDF]

open access: yes, 2013
The investigation of planets around other stars began with the study of gas giants, but is now extending to the discovery and characterization of super-Earths and terrestrial planets.
Kaspi, Yohai   +3 more
core   +1 more source

The Habitable Zone and Extreme Planetary Orbits [PDF]

open access: yes, 2012
The Habitable Zone for a given star describes the range of circumstellar distances from the star within which a planet could have liquid water on its surface, which depends upon the stellar properties.
Dawn M. Gelino   +2 more
core   +2 more sources

Giant Outer Transiting Exoplanet Mass (GOT ’EM) Survey. III. Recovery and Confirmation of a Temperate, Mildly Eccentric, Single-transit Jupiter Orbiting TOI-2010

open access: yesThe Astronomical Journal, 2023
Large-scale exoplanet surveys like the Transiting Exoplanet Survey Satellite (TESS) mission are powerful tools for discovering large numbers of exoplanet candidates.
Christopher R. Mann   +50 more
doaj   +1 more source

Regular and chaotic orbits in the dynamics of exoplanets [PDF]

open access: yesThe European Physical Journal Special Topics, 2016
Many of exoplanetary systems consist of more than one planet and the study of planetary orbits with respect to their long-term stability is very interesting. Furthermore, many exoplanets seem to be locked in a mean-motion resonance (MMR), which offers a phase protection mechanism, so that, even highly eccentric planets can avoid close encounters ...
openaire   +2 more sources

Keplerian Orbits and Dynamics of Exoplanets

open access: yes, 2010
8 pages, 9 figures, Chapter in "Exoplanets"; ISBN 978-0-8165-2945 ...
Murray, Carl D.   +1 more
openaire   +2 more sources

The Architectural Design Rules of Solar Systems based on the New Perspective

open access: yes, 2009
On the basis of the Lunar Laser Ranging Data released by NASA on the Silver Jubilee Celebration of Man Landing on Moon on 21st July 1969-1994, theoretical formulation of Earth-Moon tidal interaction was carried out and Planetary Satellite Dynamics was ...
A Johnson   +33 more
core   +1 more source

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