Results 1 to 10 of about 1,785,086 (335)

Carbonate-silicate cycle predictions of Earth-like planetary climates and testing the habitable zone concept [PDF]

open access: yesNature Communications, 2020
In the habitable zone concept, a planet’s carbon dioxide-water greenhouse maintains surface liquid water. Here, the authors estimate how many Earthlike exoplanets are needed to detect a relationship between stellar flux and the atmospheric carbon dioxide
Owen R. Lehmer   +2 more
doaj   +4 more sources

Possible climates on terrestrial exoplanets [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2013
What kind of environment may exist on terrestrial planets around other stars? In spite of the lack of direct observations, it may not be premature to speculate on exoplanetary climates, for instance to optimize future telescopic observations, or to ...
Forget, Francois, Leconte, Jeremy
core   +4 more sources

Mass transport in a moist planetary climate model [PDF]

open access: yesAstronomy & Astrophysics, 2022
Planetary climate models (PCMs) are developed to explore planetary climates other than that of the Earth. Therefore, the methods implemented need to be suitable for a large diversity of conditions. Every planet with a significant atmosphere has condensible cycles (e.g. the hydrological cycle), which can play an essential role in the planet’s appearance
J. Mendoncca
openaire   +5 more sources

Solar Variability and Planetary Climates [PDF]

open access: yes, 2007
Solar Output Variability.- Assessing Solar Variability.- Solar Variability of Possible Relevance for Planetary Climates.- Measurement of Total and Spectral Solar Irradiance.- Solar Irradiance Variability Since 1978.- Solar Variability Over the Past Several Millennia.- Solar and Heliospheric Modulation of Galactic Cosmic Rays.- What Do Cosmogenic ...
Y. Calisesi, Y. Kaufman
openaire   +2 more sources

Resolving Orbital and Climate Keys of Earth and Extraterrestrial Environments with Dynamics 1.0: A General Circulation Model for Simulating the Climates of Rocky Planets [PDF]

open access: yes, 2017
Resolving Orbital and Climate Keys of Earth and Extraterrestrial Environments with Dynamics (ROCKE-3D) is a 3-Dimensional General Circulation Model (GCM) developed at the NASA Goddard Institute for Space Studies for the modeling of atmospheres of Solar ...
Aleinov, Igor   +10 more
core   +2 more sources

Effects of Transient Stellar Emissions on Planetary Climates of Tidally Locked Exo-Earths

open access: yesThe Astronomical Journal
Space weather events in exoplanetary environments sourced from transient host star emissions, including stellar flares, coronal mass ejections, and stellar proton events, can substantially influence a planet's habitability and atmospheric evolution ...
Howard Chen   +3 more
doaj   +2 more sources

The role of planetary interior in the long-term evolution of atmospheric CO2 on Earth-like exoplanets [PDF]

open access: yesAstronomy & Astrophysics, 2021
Context. The long-term carbonate silicate cycle plays an important role in the evolution of Earth’s climate and, therefore, may also be an important mechanism in the evolution of the climates of Earth-like exoplanets.
M. Oosterloo   +3 more
semanticscholar   +1 more source

The Sparse Atmospheric Model Sampling Analysis (SAMOSA) Intercomparison: Motivations and Protocol Version 1.0: A CUISINES Model Intercomparison Project

open access: yesThe Planetary Science Journal, 2022
Planets in synchronous rotation around low-mass stars are the most salient targets for current ground- and space-based missions to observe and characterize.
Jacob Haqq-Misra   +4 more
doaj   +1 more source

Modeling pN2 through Geological Time: Implications for Planetary Climates and Atmospheric Biosignatures [PDF]

open access: yesAstrobiology, 2016
Nitrogen is a major nutrient for all life on Earth and could plausibly play a similar role in extraterrestrial biospheres. The major reservoir of nitrogen at Earth's surface is atmospheric N2, but recent studies have proposed that the size of this ...
E. Stüeken   +5 more
semanticscholar   +1 more source

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