Contents

Astronomy Letters

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Vol. 52, No. 3, 2026

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Slowdown of Positrons Produced when Hard Background Gamma-Ray Photons Interact with Soft Background Photons

A. N. Popov, D. P. Barsukov, A. V. Ivanchik, and S. V. Bobabshev p. 101  abstract

SS433: New Results of Optical Studies

A. M. Cherepashchuk p. 107  abstract

Influence of Circumbinary Disks on the X-ray Variability of Binary Systems

A. R. Emelyanova p. 119  abstract

Modeling the Gravitational Wave Signal from the X-ray Pulsar Her X-1

I. D. Markozov, G. K. Pimenov, and A. A. Mushtukov p. 129  abstract

On Radio Pulsars with Magnetic Fields \(\boldsymbol{10^{9}{-}10^{10}}\) G

I. F. Malov and M. A. Timirkeeva p. 140  abstract

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