The Daily Sun -Nov. 08, 2012 – Video




The Daily Sun -Nov. 08, 2012
The Daily Sun Featured Articles earthsky.org NASA fires-up experimental space Internet for robot control http://www.networkworld.com David Talbott en.wikipedia.org Featured Video Remembering the end of the world youtu.be The Daily Sun The Sun is the star at the center of the Solar System. It is perfectly spherical and consists of hot plasma interwoven with magnetic fields. It has a diameter of about 1392684 km, about 109 times that of Earth, and its mass (about 21030 kilograms, 330000 times that of Earth) accounts for about 99.86% of the total mass of the Solar System. Chemically, about three quarters of the Sun #39;s mass consists of hydrogen, while the rest is mostly helium. The remainder (1.69%, which nonetheless equals 5628 times the mass of Earth) consists of heavier elements, including oxygen, carbon, neon and iron, among others. The Sun #39;s stellar classification, based on spectral class, is G2V, and is informally designated as a yellow dwarf, because its visible radiation is most intense in the yellow-green portion of the spectrum and although its color is white, from the surface of the Earth it may appear yellow because of atmospheric scattering of blue light. In the spectral class label, G2 indicates its surface temperature of approximately 5778 K (5505 C), and V indicates that the Sun, like most stars, it is an electric star, and thus collects its energy from an outside source. Electric Universe The most important issue separating the Electric Universe from conventional ...From:telluricurrentViews:21 3ratingsTime:13:21More inScience Technology

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The Daily Sun -Nov. 08, 2012 - Video

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