Results 171 to 180 of about 2,690,574 (274)

Different Planetary Eccentricity-period (PEP) Distributions of Small and Giant Planets

open access: yesThe Astronomical Journal
We used the database of 1040 short-period (1 ≤ P < 200 days) exoplanets radial-velocity orbits to study the planetary eccentricity-period (PEP) distribution.
Dolev Bashi   +2 more
doaj   +1 more source

The influence of bulk composition on the long-term interior-atmosphere evolution of terrestrial exoplanets [PDF]

open access: bronze, 2020
Rob Spaargaren   +4 more
openalex   +1 more source

A link between rocky exoplanet composition and stellar age [PDF]

open access: yesarXiv
Interior compositions are key for our understanding of Earth-like exoplanets. The composition of the core can influence the presence of a magnetic dynamo and the strength of gravity on the planetary surface, both of which heavily impact thermal and possible biological processes and thus the habitability for life and its evolution on the planet. However,
arxiv  

Tracing the Winds: A Uniform Interpretation of Helium Escape in Exoplanets from Archival Spectroscopic Observations [PDF]

open access: yesarXiv
Over the past decade, observations of evaporating exoplanets have become increasingly common, driven by the discovery of the near-infrared helium-triplet line as a powerful probe of atmospheric escape. This process significantly influences the evolution of exoplanets, particularly those smaller than Jupiter.
arxiv  

Main-sequence exoplanet systems: tidal evolution

open access: yes
The easiest exoplanets to detect are those that orbit very close to their hoststars. As a result, even though these planets are quite rare, they represent amajor fraction of the current exoplanet population. A side-effect of theproximity between the planet and the star is that the two have strong mutualinteractions through a number of physical ...
openaire   +2 more sources

Stability of hydrides in sub-Neptune exoplanets with thick hydrogen-rich atmospheres. [PDF]

open access: yesProc Natl Acad Sci U S A, 2023
Kim T   +6 more
europepmc   +1 more source

Synergies Between Venus & Exoplanetary Observations: Venus and Its Extrasolar Siblings. [PDF]

open access: yesSpace Sci Rev, 2023
Way MJ   +11 more
europepmc   +1 more source

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