Contents

Astronomy Reports

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Vol. 65, No. 4, 2021

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Radio Properties of FR0 Galaxies According to Multifrequency Measurements with RATAN-600

A. G. Mikhailov and Yu. V. Sotnikova p. 233  abstract

Exoplanet Population Synthesis with Account for Orbit Variation Due to Stellar Evolution

A. S. Andryushin and S. B. Popov p. 246  abstract

Prospects of Observing Gamma-Ray Bursts with Orbital Detectors of Ultra-High-Energy Cosmic Rays

M. S. Pshirkov and M. Yu. Zotov p. 269  abstract

Life as the Only Reason for the Existence of N₂–O₂-Dominated Atmospheres

L. Sproß, M. Scherf, V. I. Shematovich, D. V. Bisikalo, and H. Lammer p. 275  abstract

Calculation of the Linear Polarization Degree of the Proton-Induced H_α Line Emission in Solar Flares

M. B. Shapochkin p. 297  abstract

Time Evolution of a Cometary Spear of the Sun

A. V. Tutukov, M. D. Sizova, and S. V. Vereshchagin p. 305  abstract

Central Field Motion with Perturbing Acceleration Varying by the Inverse Square Law: Application to the Yarkovsky Effect

T. N. Sannikova p. 312  abstract

Analysis of Study Results of the Polar Coronal Hole on the Sun According to Observations in the Microwave Wavelength Range

O. A. Golubchina p. 322  abstract

Ways for Improving the Accuracy of Measuring the Parameters of the Earth’s Gravitational Field Using an Orbital Spacecraft Constellation

V. K. Milyukov, A. I. Filetkin, and A. S. Zhamkov p. 331  abstract

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