As a Bolshevik outside the Communist Party, Lu xun confronted the attack from "Creation News Agency" and "The Sun News Agency" with clear-mindedness and realistic approach.

The application of spherical surface triangle on the quantization of sun circle daily turn around;

The Environment of the Sun in the Galaxy;

If the Sun disappeared,would the Earth move around the Jupiter;

Using Flash to Make A Cartoon of the Sun, the Earth and the Moon;

The principium and structures of the sun sensors are showed in this paper, and the development status outside are introduced.

According to the angle requirement for two ship s position lines, this paper proposes the method to arrange the time to take the sun sight further than the one near the noon sight.

Solar photovoltaic technology is a method by use of the solar energy.

This paper reviews the history of magnetic helicity studies and its concepts introduced into solar physics.

It has been shown by the theory of Kerr-Newman metric and relative statistics that the decreases of solar surface temperature can be caused by the increase of electric charge of solar active regions.

Introduces the sun and solar systems of astronomy insides multimedia computer assisled insitution designing and making, the software s content substance and general situation, appearing the on behalf educating the technique in the teaching, obtain the good result in the fulfillment teaching.