Sporadic structures and small-scale irregularity in the nighttime polar ionosphere in the period of high solar activity according to the data of radio occultation measurements on satellite-to-satellite paths O. I. YakovlevS. S. MatyugovG. P. Cherkunova OriginalPaper 11 August 2009 Pages: 259 - 267
Manifestation of configurations of magnetic clouds of the solar wind in geomagnetic activity N. A. BarkhatovE. A. KalininaA. E. Levitin OriginalPaper 11 August 2009 Pages: 268 - 278
Vertical distribution of the power of short- and long-period oscillations in a sunspot and in surrounding magnetic elements V. I. EfremovL. D. ParfinenkoA. A. Soloviev OriginalPaper 11 August 2009 Pages: 279 - 286
On the problem of rotation of the ocean and icy crust of Jovian moon Europa B. I. Rabinovich OriginalPaper 11 August 2009 Pages: 287 - 298
Ballistics, navigation, and motion control for a spacecraft during its landing on the surface of Phobos E. L. AkimR. N. ArkhangelskyV. S. Yaroshevsky OriginalPaper 11 August 2009 Pages: 299 - 309
Design of satellite constellations with continuous coverage on elliptic orbits of Molniya type Yu. P. Ulybyshev OriginalPaper 11 August 2009 Pages: 310 - 321
Study of singular surfaces of systems of unsupported gyrodynes by the parameter continuation method A. I. IgnatovV. V. Sazonov OriginalPaper 11 August 2009 Pages: 322 - 329
An alternative algorithm for the spacecraft information system with magnetometer and solar sensor A. I. Tkachenko OriginalPaper 11 August 2009 Pages: 330 - 336
Pitch-angle distribution in the Earth’s radiation belts of energetic particles accelerated during a strong magnetic storm E. A. Muravieva Short Communications 11 August 2009 Pages: 337 - 340
Choice of the optimum spatial configuration of satellites in the “Resonance” project I. E. BelovaM. M. MogilevskiiT. V. Romantsova Short Communications 11 August 2009 Pages: 341 - 344
Elite orbits in the planetary and moon systems A. T. Serkov Short Communications 11 August 2009 Pages: 345 - 350