1. Orbital Evolution of the Extrasolar Planetary Systems HD 39194, HD 141399, and HD 160691

   • A. S. Perminov
   • E. D. Kuznetsov

   OriginalPaper 03 October 2019 Pages: 795 - 813

2. Observations of Maser Emission in the Star-Forming Region G43.8-0.1. II. H₂O Maser Emission at 1.35 cm

   • P. Colom
   • N.T. Ashimbaeva
   • A. M. Tolmachev

   OriginalPaper 03 October 2019 Pages: 814 - 829

3. Relationship Between Scattering and Dispersion Measure of the Crab Nebula Pulsar

   • B. Ya. Losovsky
   • D. V. Dumsky
   • Yu. A. Belyatsky

   OriginalPaper 03 October 2019 Pages: 830 - 834

4. Kinetic Monte Carlo Model for the Precipitation of High-Energy Protons and Hydrogen Atoms into the Atmosphere of Mars with Taking into Account the Measured Magnetic Field

   • V. I. Shematovich
   • D. V. Bisikalo
   • B. Hubert

   OriginalPaper 03 October 2019 Pages: 835 - 845

5. Analysis of Some Parameters and of Possible Types of Shocks in a New Sample of Spitzer/GLIMPSE/EGO Regions of Formation of Massive Stars

   • I. E. Val′tts
   • N. N. Shakhvorostova
   • O. S. Bayandina

   OriginalPaper 03 October 2019 Pages: 846 - 861

6. The Statistics of S Stars and Their Correlation with Hypervelocity Stars

   • G. N. Dremova
   • V. V. Dremov
   • A. V. Tutukov

   OriginalPaper 03 October 2019 Pages: 862 - 876