Introduction to PLASMA ASTROPHYSICS (Selected 10 lectures) Boris V. Somov Astronomical Institute and Faculty of Physics Moscow State University Pushino-na-Oke, 2008 Contents Ab out These Lectures 1 Particles and Fields: Exact Self-Consistent Description 1.1 Liouville's theorem . . . . . . . . . . . . . . . . . . . 1.1.1 Continuity in phase space . . . . . . . . . 1.1.2 The character of particle interactions 1.1.3 The Lorentz force, gravity . . . . . . . . . 1.1.4 Collisional friction . . . . . . . . . . . .

... Local and Regional Coordinators, and OBSERVERS are needed for Friday night's spectacular Aldebaran Occultation and Graze Aldebaran is the brightest star, other than the Sun, that can be occulted by the Moon. ... Use your camcorder (or a borrowed camcorder) to record a strong local television station. ... Encourage other amateur astronomers, and other friends and relatives in the region of visibility to record the occultation with camcorders. ... This event is called an "occultation" by astronomers. ...

Determination of the orbits and estimation of the masses of ADS 7251 and ADS 5983 ( Gem) Natalia A.Shakht, Elena A.Grosheva, Denis L.Gorshanov. ... For ADS 7251 we have used the observations of W. and O. Struve 1821­1878 years (see Fig. ... In the motion of ADS 5983 our astrometric observations have been shown perturbations with period from 5.6 to 6.1 years, which are repeated during all interval of observations and assumed the presence of unseen component with low limit of the mass equal to 0.2 M . ...

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