Vol. 63, No. 4, 2025

Cosmic Research

Investigation of the Accuracy of Onboard Navigation Spacecraft Ephemerides Determined from Intersatellite Measurements on a Moving Time Interval in Autonomous Navigation Conditions

V. A. Avdyushev, D. L. Baskhaev, T. A. Marareskul, D. S. Muratov, and N. A. Popandopulo p. 305 abstract

Recursive Partitioning for Anomaly Detection in Tracking Satellite Data

P. R. Zapevalin p. 316 abstract

Global Electron Content and Neutral Density of the Thermosphere during Starlink Satellite Launches in 2019–2023

T. L. Gulyaeva and R. Yu. Lukianova p. 328 abstract

Analysis of Circumlunar Orbital Structures for Designing the Space Segment of the Global Navigation Satellite System on the Moon

V. A. Avdyushev and N. A. Popandopulo p. 342 abstract

Magnetic Energies (and Some Other Parameters) in Solar Active Regions of Different Hale and McIntosh Classes: Statistical Analysis for 2010–2024

I. V. Zimovets, I. N. Sharykin, and W.-Q. Gan p. 352 abstract

On the Steady-State Motions Stability of a Satellite with Charge Distribution Center of Protective Screens in the Center of Mass

V. I. Kalenova, V. M. Morozov, V. Yu. Sakharov, and A. A. Tikhonov p. 379 abstract

Some Features of the Formation of an Absorbed Dose behind Thin Shields in the Earth’s Radiation Belts

V. G. Mitrikas p. 387 abstract

Neutron Emission from the Moon during the Historic Carrington Solar Particle Event of September 1, 1859

I. G. Mitrofanov, A. B. Sanin, M. L. Litvak, D. V. Golovin, M. V. Djachkova, A. A. Anikin, and N. V. Lukyanov p. 397 abstract

Contents

Cosmic Research