Journal
PHYSICS
Volume 3, Issue 3, Pages 669-677Publisher
MDPI
DOI: 10.3390/physics3030040
Keywords
Regge trajectories; astronomical objects; moment of inertia; Darwin instability effect
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Funding
- Russian Foundation for Basic Research (Moscow) [20-02-00176]
- Deutsche Forschungsgemeinschaft (Bonn) [Le439/16]
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New analytical formulas for the moment of inertia, rotation frequency, and radius of astronomical non-exotic objects were derived using a model based on Regge-like laws. Estimates were made for the rotation frequency and moment of inertia of neutron stars and the observable Universe, along with the average numbers of stars and galaxies in the observable Universe. The Darwin instability effect in binary systems (di-planets, di-stars, and di-galaxies) was also analyzed.
Using the model based on the Regge-like laws, new analytical formulas are obtained for the moment of inertia, the rotation frequency, and the radius of astronomical non-exotic objects (planets, stars, galaxies, and clusters of galaxies). The rotation frequency and moment of inertia of a neutron star and the observable Universe are estimated. The estimates of the average numbers of stars and galaxies in the observable Universe are given. The Darwin instability effect in the binary systems (di-planets, di-stars, and di-galaxies) is also analyzed.
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