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Related papers: Where can we find Super-Earths?

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The unexpected diversity of exoplanets includes a growing number of super-Earth planets, i.e., exoplanets with masses smaller than 10 Earth masses. Unlike the larger exoplanets previously found, these smaller planets are more likely to have…

Astrophysics · Physics 2009-11-13 W. von Bloh , C. Bounama , M. Cuntz , S. Franck

Super-Earths are highly irradiated, small planets with bulk densities approximately consistent with Earth. We construct combined interior-atmosphere models of super-Earths that trace the partitioning of water throughout a planet, including…

Earth and Planetary Astrophysics · Physics 2024-12-17 James G. Rogers , Caroline Dorn , Vivasvaan Aditya Raj , Hilke E. Schlichting , Edward D. Young

The demographics of sub-Jovian planets around low-mass stars is dominated by populations of ``sub-Neptunes" and ``super-Earths", distinguished by the presence or absence of envelopes of low-molecular weight volatiles, i.e., H2, He, and H2O.…

Earth and Planetary Astrophysics · Physics 2025-04-16 Tatsuya Yoshida , Eric Gaidos

The study of extrasolar planets has rapidly expanded to encompass the search for new planets, measurements of sizes and masses, models of planetary interiors, planetary demographics and occurrence frequencies, the characterization of…

Instrumentation and Methods for Astrophysics · Physics 2016-04-25 I. J. M. Crossfield

A gap in exoplanets' radius distribution has been widely attributed to the photo-evaporation threshold of their progenitors' gaseous envelope. Giant impacts can also lead to substantial mass-loss. The outflowing gas endures tidal torque…

Earth and Planetary Astrophysics · Physics 2023-04-05 S. Wang , D. N. C. Lin

The observed correlation between inner super-Earths and outer gas giants places strong constraints on formation theories. Building on previous work, Bryan $\&$ Lee 2024 showed that there is a statistically significant positive correlation…

Earth and Planetary Astrophysics · Physics 2025-02-05 Marta L. Bryan , Eve J. Lee

The satellites of extrasolar planets (exomoons) have been recently proposed as astrobiological targets. Since giant planets in the habitable zone are thought to have migrated there, it is possible that they may have captured a former…

Earth and Planetary Astrophysics · Physics 2012-06-27 Simon B. Porter , William M. Grundy

I present an initial investigation into a new planet detection technique that uses the transit timing of a known, transiting planet. The transits of a solitary planet orbiting a star occur at equally spaced intervals in time. If a second…

Astrophysics · Physics 2007-05-23 Jason H. Steffen

Planetary embryos embedded in gaseous protoplanetary disks undergo Type I orbital migration. Migration can be inward or outward depending on the local disk properties but, in general, only planets more massive than several $M_\oplus$ can…

Earth and Planetary Astrophysics · Physics 2014-12-10 Christophe Cossou , Sean N. Raymond , Franck Hersant , Arnaud Pierens

We investigate the evolution of two-planet systems embedded in a protoplanetary disc, which are composed of a Jupiter-mass planet plus another body located further out in the disc. We consider outermost planets with masses ranging from 10…

Astrophysics · Physics 2009-11-13 Arnaud Pierens , Richard P. Nelson

In a transiting planetary system, the presence of a second planet will cause the time interval between transits to vary. These transit timing variations (TTV) are particularly large near mean-motion resonances and can be used to infer the…

Astrophysics · Physics 2007-05-23 Jason H. Steffen , Eric Agol

The omnipresence of super-Earths suggests that they are able to be retained in natal disks around low-mass stars, whereas exoplanets' mass distribution indicates that some cores have transformed into gas giants through runaway gas accretion…

Earth and Planetary Astrophysics · Physics 2020-07-01 Yi-Xian Chen , Ya-Ping Li , Hui Li , Douglas N. C. Lin

Super-Earths can form at large orbital radii and migrate inward due to tidal interactions with the circumstellar disk. In this scenario, convergent migration may occur and lead to the formation of resonant pairs of planets. We explore the…

Earth and Planetary Astrophysics · Physics 2020-09-30 Francesco Marzari , Gennaro D'Angelo

We explore the possibility of detecting Super Earths via transit timing variations with the satellite CoRoT.

Earth and Planetary Astrophysics · Physics 2012-10-08 J. Cabrera

The recent discovery of super-Earths (masses less or equal to 10 earth-masses) has initiated a discussion about conditions for habitable worlds. Among these is the mode of convection, which influences a planet's thermal evolution and…

Astrophysics · Physics 2009-11-13 Diana Valencia , Richard J. O'Connell , Dimitar D. Sasselov

A decade ago, the detection of the first transiting extrasolar planet provided a direct constraint on its composition and opened the door to spectroscopic investigations of extrasolar planetary atmospheres. As such characterization studies…

The gravitational influence of a planet on a nearby disk provides a powerful tool for detecting and studying extrasolar planetary systems. Here we demonstrate that gaps can be opened in dynamically cold debris disks at the mean-motion…

Earth and Planetary Astrophysics · Physics 2016-03-30 Maryam Tabeshian , Paul Wiegert

Detection and characterization of potentially habitable Earth-size extrasolar planets is one of the major goals of contemporary astronomy. By applying the transit method to very low-mass M-dwarfs, it is possible to find these planets from…

Exoplanets number in their thousands, and the number is ever increasing with the advent of new surveys and improved instrumentation. One of the most surprising things we have learnt from these discoveries is not that small-rocky planets in…

Earth and Planetary Astrophysics · Physics 2021-03-03 H. R. Wakeford , P. A. Dalba

The search for extrasolar rocky planets has already found the first transiting rocky super-Earth, Corot 7b, with a surface temperature that allows for magma oceans. Here we ask if we could distinguish rocky planets with recent major…

Earth and Planetary Astrophysics · Physics 2015-05-19 L. Kaltenegger , W. G. Henning , D. D. Sasselov
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