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Related papers: Testing stellar opacities using asteroseismology

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In recent years, astronomers have witnessed major progresses in the field of stellar physics. This was made possible thanks to the combination of a solid theoretical understanding of the phenomena of stellar pulsations and the availability…

Solar and Stellar Astrophysics · Physics 2017-11-29 Margarida S. Cunha

Asteroseismology provides fundamental properties (mass, radius and effective temperature) of solar-like oscillating stars using so-called scaling relations. These properties allow the computation of the asteroseismic distance of stars. We…

Solar and Stellar Astrophysics · Physics 2017-06-28 M. Yıldız , Z. Çelik Orhan , S. Örtel , M. Roth

The last decade has seen a revolution in the field of asteroseismology - the study of stellar pulsations. It has become a powerful method to precisely characterise exoplanet host stars, and as a consequence also the exoplanets themselves.…

Solar and Stellar Astrophysics · Physics 2018-04-10 Mia S. Lundkvist , Daniel Huber , Victor Silva Aguirre , William J. Chaplin

Asteroseismology is among the most powerful observational tools to determine fundamental properties of stars. Space-based photometry has recently enabled the systematic detection of oscillations in exoplanet host stars, allowing a…

Earth and Planetary Astrophysics · Physics 2015-12-01 Daniel Huber

Since few decades, asteroseismology, the study of stellar oscillations, enables us to probe the interiors of stars with great precision. It allows stringent tests of stellar models and can provide accurate radii, masses and ages for…

Solar and Stellar Astrophysics · Physics 2015-06-03 O. Benomar , T. R. Bedding , D. Stello , S. Deheuvels , T. R. White , J. Christensen-Dalsgaard

Modern stellar structure and evolution theory experiences a lack of observational calibrations for the interior physics of intermediate- and high-mass stars. This leads to discrepancies between theoretical predictions and observed phenomena…

Asteroseismology, the study of stellar vibrations, is a method which can probe the structure deformation and internal rotation of stars. Salient among the seismic inferences of rotation from TESS observations are TIC 408165734, whose…

Solar and Stellar Astrophysics · Physics 2025-05-20 S. K. Panda , S. Hanasoge

Asteroseismology has been extremely successful in determining the properties of stars in different evolutionary stages with a remarkable level of precision. However, to fully exploit its potential, robust methods for estimating stellar…

Solar and Stellar Astrophysics · Physics 2015-06-11 V. Silva Aguirre , L. Casagrande , S. Basu , T. L. Campante , W. J. Chaplin , D. Huber , A. Miglio , A. M. Serenelli , KASC WG#1

Uncertainties in stellar structure and evolution theory are largest for stars undergoing core convection on the main sequence. A powerful way to calibrate the free parameters used in the theory of stellar interiors is asteroseismology,…

The annihilation of huge quantities of captured dark matter (DM) particles inside low-mass stars has been shown to change some of the stellar properties, such as the star's effective temperature or the way the energy is transported…

Cosmology and Nongalactic Astrophysics · Physics 2010-12-22 Jordi Casanellas , Ilídio Lopes

An overview of selected topical problems on modelling oscillation properties in solar-like stars is presented. High-quality oscillation data from both space-borne intensity observations and ground-based spectroscopic measurements provide…

Solar and Stellar Astrophysics · Physics 2011-03-28 Gunter Houdek

In the context of the space-based mission CoRoT, devoted to asteroseismology and search for planet transits, we analyse the accuracy of fundamental stellar parameters (mass, radius, luminosity) that can be obtained from asteroseismological…

Solar and Stellar Astrophysics · Physics 2015-05-13 C. Mulet-Marquis , I. Baraffe , S. Aigrain , F. Pont

The seismic study of the Sun and other stars offers a unique window into the interior of these stars. Thanks to helioseismology, we know the structure of the Sun to admirable precision. In fact, our knowledge is good enough to use the Sun…

Solar and Stellar Astrophysics · Physics 2016-10-19 Sarbani Basu

High precision spectroscopy provides essential information necessary to fully exploit the opportunity of probing the internal structure of stars using Asteroseismology. In this work we discuss how Asteroseismology combined with High…

Astrophysics · Physics 2008-02-18 M. J. P. F. G. Monteiro

Asteroseismology is a powerful tool to probe the structure of stars. Space-borne instruments like CoRoT, Kepler and TESS have observed the oscillations of numerous stars, among which {\delta} Scutis are particularly interesting owing to…

Solar and Stellar Astrophysics · Physics 2023-10-12 Subrata Kumar Panda , Siddharth Dhanpal , Simon J. Murphy , Shravan Hanasoge , Timothy R. Bedding

Opacity enhancements for stellar interior conditions have been explored to explain observed pulsation frequencies and to extend the pulsation instability region for B-type main-sequence variable stars. For these stars, the pulsations are…

Solar and Stellar Astrophysics · Physics 2018-06-19 Joyce A. Guzik , Christopher J. Fontes , Chris Fryer

Stellar structure and evolution theory is one of the basis in modern astronomy. Stellar inner structures and their evolutionary states can be precisely tested by asteroseismology, since the inner information is brought to the stellar…

Solar and Stellar Astrophysics · Physics 2022-09-27 Hui-Fang Xue , Jia-Shu Niu , Jian-Ning Fu

In this review we will discuss the current standing and open questions of seismology in active stars. With the longer photometric timeseries data that are --and will become-- available from space-missions such as Kepler we foresee…

Solar and Stellar Astrophysics · Physics 2015-06-11 S. Hekker , R. A. Garcia

Hot subdwarf stars are particularly challenging for asteroseismology due to their rapid pulsation periods, intrinsic faintness and relative rarity both in the field and in clusters. These features have ensured that the preferred method of…

Solar and Stellar Astrophysics · Physics 2010-10-18 Roy H. Østensen

We investigate different amplitude scaling relations adopted for the asteroseismology of stars that show solar-like oscillations. Amplitudes are among the most challenging asteroseismic quantities to handle because of the large…

Solar and Stellar Astrophysics · Physics 2015-06-12 E. Corsaro , H. -E. Fröhlich , A. Bonanno , D. Huber , T. R. Bedding , O. Benomar , J. De Ridder , D. Stello
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