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Astronomy & Astrophysics Journal Issues Research Articles in June 2023 Edition
May 30, 2023
MUNICH, Germany, May 30 -- Astronomy and Astrophysics, a journal that says it features astronomy and astrophysics from the European Southern Observatory, published research articles on the following topics in its June 2023 edition:

Cosmology (including clusters of galaxies):

* Evidence of a decreasing trend for the Hubble constant

* Constraining the mass and redshift evolution of the hydrostatic mass bias using the gas mass fraction in galaxy clusters

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