Results 81 to 90 of about 1,023 (124)

Searching for low-mass companions around white dwarfs and subdwarfs from Kepler field

open access: yes, 2019
Knowing the late stages of the stellar evolution is crucial for understanding the fate of planets around subdwarfs and white dwarfs. Simulations by Staff et al.
Blokesz, Adam   +3 more
core   +1 more source

He-rich Hot Subdwarf Stars Observed in Gaia DR3 and LAMOST DR7: Carbon and Nitrogen Abundances and Kinematics

open access: yesThe Astrophysical Journal Supplement Series
We conducted an analysis of the abundances of He, C, and N in 210 He-rich hot subdwarfs observed within both the Gaia Data Release 3 (DR3) and LAMOST DR7 data sets.
Yangping Luo   +3 more
doaj   +1 more source

Hot Subdwarfs in Binaries as the Source of the Far-UV Excess in Elliptical Galaxies

open access: yes, 2016
The excess of far-ultraviolet (far-UV) radiation in elliptical galaxies has remained one of their most enduring puzzles. In contrast, the origin of old blue stars in the Milky Way, hot subdwarfs, is now reasonably well understood: they are hot stars that

core  

Models of very-low-mass stars, brown dwarfs and exoplanets. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2012
Allard F, Homeier D, Freytag B.
europepmc   +1 more source

The Evolution of Compact Binary Star Systems. [PDF]

open access: yesLiving Rev Relativ, 2014
Postnov KA, Yungelson LR.
europepmc   +1 more source

Globular cluster ages. [PDF]

open access: yesProc Natl Acad Sci U S A, 1998
Jimenez R.
europepmc   +1 more source

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