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Some 30 years ago, astronomers found that regions of ionized gas around young high mass stars remain small (under a third of a light-year) for ten times longer than they should if they were to expand ...
Three-body problem and multiple stellar systems
Three-body problem multiple stellar systems
2009/6/17
Three-body problem and multiple stellar systems。
The stellar mass and angular momentum problem in star formation
stellar mass star formation angular momentum problem
2009/6/16
The stellar mass and angular momentum problem in star formation。
PHENOMENOLOGICAL APPROACH TO THE MODELLING OF ELLIPTICAL GALAXIES: THE PROBLEM OF THE MASS-TO-LIGHT RATIO
galaxies kinematics and dynamics-galaxies elliptical and lenticular-galaxies structure-dark matter-galaxies
2009/2/13
In this paper the problem of the phenomenological modelling of
elliptical galaxies using various available observational data is presented. Recently,
Tortora, Cardona and Piedipalumbo (2007) suggest...