1. Meteor Detection from the Fireball Moroccan Network: First Orbital Results and Links to Parent Bodies

   • M. Guennoun
   • J. Vaubaillon
   • A. Leroy

   OriginalPaper 05 August 2019 Pages: 619 - 632

2. The Photolysis of Aromatic Hydrocarbons Adsorbed on the Surfaces of Cosmic Dust Grains

   • M. S. Murga
   • V. N. Varakin
   • D. S. Wiebe

   OriginalPaper 05 August 2019 Pages: 633 - 641

3. Spectrum and Variability of the Supernova Remnant G21.5-0.9

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

   OriginalPaper 05 August 2019 Pages: 642 - 651

4. An Unusually Powerful Water-Maser Flare in the Galactic Source W49N

   • L. N. Volvach
   • A. E. Volvach
   • A. Mel’nikov

   OriginalPaper 05 August 2019 Pages: 652 - 665

5. Characteristic Features of the Colors of Shower Meteors and Sporadic Meteors from Observations with the Mini-MegaTORTORA System

   • V. S. Usanin
   • Yu. A. Nefedyev
   • M. G. Sokolova

   OriginalPaper 05 August 2019 Pages: 666 - 686

6. Spectroscopy of Globular Clusters in the Spheroidal Dwarf Galaxy IKN

   • M. E. Sharina
   • V. V. Shimansky

   OriginalPaper 05 August 2019 Pages: 687 - 698

7. Space-Based Gravitational-Wave Detectors: Development of Ground-Breaking Technologies for Future Space-Based Gravitational Gradiometers

   • V. F. Fateev
   • R. A. Davlatov

   OriginalPaper 05 August 2019 Pages: 699 - 709

8. Erratum to: The Spectral Type of the Ionizing Stars and the Infrared Fluxes of HII Regions

   • A. P. Topchieva
   • M. S. Kirsanova
   • A. M. Sobolev

   Erratum 05 August 2019 Pages: 710 - 711