Vol. 70, No. 3, 2026

Astronomy Reports

Background Entropy of Baryons and the Minimum Mass of the First Galaxies

M. Demianski, A. G. Doroshkevich, and T. I. Larchenkova p. 245 abstract

Study of Gravitational Stability of Protoplanetary Disks Based on Statistical Analysis of Their Masses

S. A. Drobchik and S. A. Khaibrakhmanov p. 252 abstract

Flares of H₂O and OH Maser Emission in W75 N

N. T. Ashimbaeva, E. E. Lekht, V. V. Krasnov, and V. R. Shoutenkov p. 265 abstract

Broadening of Pulsar Pulses due to Scattering on Several Screens

M. S. Burgin p. 278 abstract

Scintillations and a Fine Structure of Single Pulses of the Pulsar B1508+55 at 111 MHz

M. V. Popov and T. V. Smirnova p. 288 abstract

Monitoring of the Magnetar RX J2143.0+0654 at a Frequency of 111 MHz

A. E. Rodin and V. A. Fedorova p. 302 abstract

Tracking the Dynamical, Chemical and Spectral Evolution of Molecular Cores with Prestaline: Gorynych

O. V. Kochina, D. S. Wiebe, Y. N. Pavlyuchenkov, and M. S. Kirsanova p. 310 abstract

Multi-frequency Mapping of the S255IR Region at a Wavelength of 1.3 mm

E. A. Mikheeva, S. V. Kalenskii, A. M. Sobolev, and S. Kurtz p. 323 abstract

Analysis of the Gaia DR3 Data Using the Example of Wide Visual Binary Stars of the Pulkovo Research Program

L. G. Romanenko p. 349 abstract

Single and Complex Solar Wind Structures Associated with Coronal Mass Ejections in 2023: Characteristic Parameters and Solar Sources

D. G. Rodkin and V. A. Slemzin p. 367 abstract

Scenarios for the Formation of Planetary Satellites

A. V. Tutukov, G. N. Dryomova, and V. V. Dryomov p. 383 abstract

Iron Nuclei with Energy of 10¹⁹ eV in Extragalactic Cosmic Rays Near Earth

A. V. Uryson p. 401 abstract

Shape Modeling and Determination of Rotation Pole Coordinates for Four Near-Earth Asteroids

M. I. Galiullin and E. D. Kuznetsov p. 405 abstract

Planar 8-body Problem with Ring Configuration

Abdullah and S. K. Sahdev p. 420 abstract