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Population II Cepheids are old population pulsating stars. They are less known than famous Classical Cepheids, …
Symbiotic stars are one of the most active classes of binary systems. They are composed of …
An international team of astrophysicists from the South African Astronomical Observatory (SAAO), the University of Southampton, …
Intermediate-mass black holes (IMBHs) constitute a class of black holes with masses in the range 100-100,000 …
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