1. The Blazar OJ 287 Jet from Parsec to Kiloparsec Scales

   • M. S. Butuzova

   OriginalPaper Open access 26 August 2021 Pages: 635 - 644

   

2. Variability of the Spectrum of the Young Supernova Remnant G11.2-0.3

   • V. P. Ivanov
   • A. V. Ipatov
   • T. S. Andreeva

   OriginalPaper Open access 26 August 2021 Pages: 645 - 656

   

3. Asynchronous Stars in Close Binary Systems

   • S. V. Chernov

   OriginalPaper 26 August 2021 Pages: 657 - 675

   

4. MHD Model of the Interaction of a Coronal Mass Ejection with the Hot Jupiter HD 209458b

   • A. G. Zhilkin
   • D. V. Bisikalo
   • E. A. Kolymagina

   OriginalPaper 26 August 2021 Pages: 676 - 692

   

5. Simulations of the Isothermal Collapse of Magnetic Rotating Protostellar Clouds

   • S. A. Khaibrakhmanov
   • A. E. Dudorov
   • A. G. Zhilkin

   OriginalPaper 26 August 2021 Pages: 693 - 704

   

6. The Possibility of Observing Several Hydrogen Radio Lines in Solar Activity Features over Sunspots

   • A. F. Dravskikh
   • Yu. A. Dravskikh

   OriginalPaper 26 August 2021 Pages: 705 - 714