Astronomical Observatory 1

1. First detection of VHE gamma-ray signal from the FSRQ TON 0599
2. Non-minimal geometry–matter couplings in Weyl–Cartan space–times: f(R,T,Q,T_m) gravity
3. A variety of binary targets for small telescopes
4. Apophis Planetary Defense Campaign
5. Ammonia survey of the BGPS sources with the Nanshan 26-m telescope
6. NGC 6240 supermassive black hole binary dynamical evolution based on Chandra data
7. NGC 6240 supermassive black hole binary dynamical evolution based on Chandra data
8. Constant Acceleration in Fractal Structures with Fractal Dimension D = 2
9. The Chemical Composition of HD47536: A Planetary Host Halo Giant with Possible λ Bootis Features and Signs of Interstellar Matter Accretion
10. The Possible Signs of Hydrogen and Helium Accretion from Interstellar Medium on the Atmospheres of F-K Giants in the Local Region of the Galaxy
11. The Radioactive Elements in the Atmosphere of HD25354—Are They the Result of the Symmetric Decay of the Chemical Elements of the Island of Stability?
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