Results 1 to 10 of about 38,825 (167)

Star Formation as Seen by Low Mass Stars

open access: yesActa Polytechnica CTU Proceedings, 2014
Using the Hubble Space Telescope (HST) we have characterised and compared the physical properties of a large sample of pre-main sequence (PMS) stars spanning a wide range of masses (0:5 - 4Mʘ), metallicities (0:1 - 1 Zʘ) and ages (0:5 - 30 Myr).
Nino Panagia, Guido De Marchi
doaj   +2 more sources

TOI-5375 B: A Very Low Mass Star at the Hydrogen-burning Limit Orbiting an Early M-type Star

open access: yesThe Astronomical Journal, 2023
The Transiting Exoplanet Survey Satellite (TESS) mission detected a companion orbiting TIC 71268730, categorized it as a planet candidate, and designated the system TOI-5375.
Mika Lambert   +18 more
doaj   +1 more source

Influence of the initial orbital period and accretion efficiency on the low-mass binary evolution [PDF]

open access: yesSerbian Astronomical Journal, 2021
This paper presents detailed evolutionary models of low-mass binary systems (1.25 + 1 M⊙) with initial orbital periods of 10, 50 and 100 days and accretion efficiency of 10%, 20%, 50%, and a conservative assumption.
Petrović J.
doaj   +1 more source

THE MASS-RADIUS(-ROTATION?) RELATION FOR LOW-MASS STARS [PDF]

open access: yesThe Astrophysical Journal, 2011
Accepted to ApJ; 21 pages, 10 figures, 8 tables in emulateapj format.
Kraus, Adam L.   +4 more
openaire   +3 more sources

Semiconvective mixing in low-mass stars [PDF]

open access: yesAstrophysics and Space Science, 2010
Conference Proceedings HELAS Workshop on 'Synergies between solar and stellar modelling', Rome, June 2009, Astrophys.
Silva Aguirre, V.   +3 more
openaire   +4 more sources

Metallicity of low-mass stars in Orion [PDF]

open access: yesAstronomy & Astrophysics, 2009
13 pages, accepted for publication in A& ...
D'Orazi, V.   +5 more
openaire   +3 more sources

The empirical mass-luminosity relation for low mass stars [PDF]

open access: yesAstrophysics and Space Science, 2008
This work is devoted to improving empirical mass-luminosity relations and mass-metallicity-luminosity relation for low mass stars. For these stars, observational data in the mass-luminosity plane or the mass-metallicity-luminosity space subject to non-negligible errors in all coordinates with different dimensions.
Xia, Fang, Ren, Shulin, Fu, Yanning
openaire   +2 more sources

The EBLM Project—From False Positives to Benchmark Stars and Circumbinary Exoplanets

open access: yesUniverse, 2023
The EBLM project aims to characterise very-low-mass stars that are companions to solar-type stars in eclipsing binaries. We describe the history and motivation for this project, the methodology we use to obtain the precise mass, radius, and effective ...
Pierre F. L. Maxted   +2 more
doaj   +1 more source

Low-mass relics of early star formation [PDF]

open access: yesNature, 2003
Offprint of Nature 422 (2003), 869-871 (issue 24 April 2003)
SCHNEIDER R.   +4 more
openaire   +3 more sources

Dynamical Masses of Low-mass Stars in the Taurus and Ophiuchus Star-forming Regions [PDF]

open access: yesThe Astrophysical Journal, 2017
Abstract We report new dynamical masses for five pre-main sequence (PMS) stars in the L1495 region of the Taurus star-forming region (SFR) and six in the L1688 region of the Ophiuchus SFR. Since these regions have VLBA parallaxes, these are absolute measurements of the stars’ masses and are independent of their effective temperatures and
Simon, M.   +10 more
openaire   +3 more sources

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