1. Fifty years since launch of sputnik—the first artificial satellite of the Earth

   • T. M. Eneev

   OriginalPaper Pages: 377 - 378

2. Academician Keldysh as the Chief Theoretician of national space exploration program

   • Yu. P. Popov
   • E. L. Akim

   OriginalPaper Pages: 379 - 383

3. Some regularities in the relationship of limb coronal mass ejections with eruptive prominences and post-eruptive arcades

   • V. G. Fainshtein

   OriginalPaper Pages: 384 - 392

4. Super-elite plasma rings and the orbits of planets and satellites isomorphic to the orbits of electrons in the Bohr’s model of the hydrogen atom

   • B. I. Rabinovich

   OriginalPaper Pages: 393 - 407

5. Generalized restricted circular three-body problem as a model for dynamics of binary asteroids

   • V. V. Beletsky

   OriginalPaper Pages: 408 - 416

6. Optimization of transfers under constraints on the thrust direction: I

   • A. A. Sukhanov
   • A. F. B. de A. Prado

   OriginalPaper Pages: 417 - 423

7. Uncontrolled motion of the Foton M-2 satellite and quasistatic microaccelerations on its board

   • V. I. Abrashkin
   • N. L. Bogoyavlensky
   • S. Yu. Chebukov

   OriginalPaper Pages: 424 - 444

8. Satellite experiment ARINA for studying seismic effects in the high-energy particle fluxes in the Earth’s magnetosphere

   • A. V. Bakaldin
   • A. G. Batishchev
   • V. A. Shilov

   Short Communications Pages: 445 - 448

9. Development of the GAMMA-400 gamma-ray telescope to record cosmic gamma rays with energies up to 1 TeV

   • V. L. Ginzburg
   • V. A. Kaplin
   • I. V. Shein

   Short Communications Pages: 449 - 451

10. Beams of high-energy electrons of atmospheric origin in the Earth’s magnetosphere

    • A. M. Galper
    • S. V. Koldashov

    Short Communications Pages: 452 - 454