2012 Doomsday - The (science news) Solar Speculation - Is It Really The End?
By gary thomas
Scientists using NASA’s Swift Satellite have spotted a stellar flare on a close by star so powerful that, had it been from our sun, it would have triggered a mass annihilation on Earth.
A stellar blast on a scale until that time unbelievable for anything other than a supernova only just erupted on a modest star (slightly less massive than the sun) in a two-star system called II Pegasi in the constellation Pegasus. According to a NASA-Goddard intelligence release, It was about a hundred million times more lively than the sun’s usual solar flare, releasing power equal to about 50 million trillion atomic bombs. Were a comparable incident to occur on the sun, it would result in a mass extinction due to the outburst of lethal X-rays. The NASA report, however, adds a reassuring observation: Fortunately, our sun is now a stable star that doesn’t make such powerful flares.
But this examination may seem a little less soothing when one realizes that, while astronomers guess, they do not know what caused the occasion. Stellar volatility, whether occurring as coronal mass ejections on our sun, the stellar flare of II Pegasi, or a supernova, pose numerous unresolved mysteries for astronomers just because they disregard the electrical influences outside to the star in question.
The II Pegasi flare, though vastly more energetic than any recorded coronal mass discharge on our sun, produced the same acceleration of the ejected charged particles as was first observed in solar eruptions. It is a convincing pointer to the reality of a powerful electric field in the chromosphere, just above the star’s photosphere. Such fields, driven by galactic circuits, are with no trouble able to speed up particles up to a considerable fraction of the speed of light. The most spectacular example of this occurred on January 20, 2005, when the charged particles of a enormous solar eruption were accelerated along the spiral magnetic field around the Sun and Planet to velocities approaching one quarter the speed of light by the time they reached the Earth.
Particle acceleration is only half the story. Astronomers detected hard x-rays, which they euphemistically call non-thermal radiation. It is better known as synchrotron radiation, and it is only formed by electrons traveling at appreciable fractions of lightspeed in a strong magnetic field. It can be produced in laboratories-with electricity. Gravity or hot gas doesnt come close.
In disregarding the laws of energy, physicists can offer no probable mechanisms of gravity or gas dynamics to put in plain words such accelerations. They suggest non-electrical mechanisms for celestial synchrotron radiation by extrapolating automatic equations far beyond the domain in which those equations have been tested. They get away with this only for the reason that space probes cant check on them.
High-power flares on the sun occur from the breakdown of the current-regulating plasma casing of the photosphere. The resultant “short circuit” causes the bright X-ray spark and acceleration of photospheric material in the dominant electric field of the chromosphere. In the instance of the II Pegasi explosion, the flash of X-rays was adequate to overcome Swifts X-Ray Telescope. In the calm Sun, this same area of the photospheric case accelerates protons into the corona, where they smash together with the coronal plasma and lift up its heat to millions of degrees.
The towering force of the II Pegasi flare is beyond the range of energies in general created by gravity and gas mechanisms, but it is well within the range of electrical interactions. Astronomers are surprised only because they touched the live wire of cosmic plasma without donning the insulating gloves of electric plasma hypothesis.
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How do I know when I need a Dedicated Server?
By Quinton Talley
Congratulations on growing your internet business to the point where you have hundreds of visitors to your site each day! It takes a while to build up an online business. In most cases, it takes a lot of hard work and dedication. You do not want to see that go out the window, however, if your customers are unable to access your website.
Are your customers finding it difficult to get through to you? Do you need more space for your website? Have you thought about the possibilities of hosting your own website and maybe even other websites relating to your business? Do you need a dedicated server?
If any of the above scenario sounds familiar to you, you may very well be asking yourself “do I need a dedicated server?” The answer is “yes” if you plan on expanding your business and are steadily increasing traffic to your website.
When you started your internet business, you probably uploaded your website onto a shared server. This is usually the best option for anyone starting out a business. A shared server costs a lot less than a dedicated server and is the prudent option for a small business or personal website.
However, when your business starts to grow, you will want to look into obtaining a dedicated server. A dedicated server hosts only your website. This means that you get all of the space on the server to yourself. This can enable you to grow your website even larger.
A dedicated server is the best option for a large or growing business. Not only do you get more space for your website, enabling you to incorporate databases such as forums and shopping carts, but you also get more bandwidth. Bandwidth is what allows the server to filter in customers from other servers.
On a shared server, you share bandwidth with other websites. This can be fine if there is not enough traffic. If, however, you suddenly begin to get more traffic to your website, you may actually end up losing customers if you do not have enough bandwidth. The amount of bandwidth you have is crucial to the traffic you can handle on your website.
If your business is growing, chances are that you devoted a lot of time, effort and money into making your business grow. You do not want to throw it all away now by clinging to a shared server because it is cheap. While a dedicated server will cost more to maintain, it is well worth the extra cost.
In addition to allowing more space and traffic to your website, a dedicated server that only hosts your website, can also be more secure. You have security control over both the server and the website, thus doubling your security efforts. This can be important to both you and your customers.
When shopping for a dedicated server on the internet, be aware of how much space you have now as well as bandwidth. In most cases, you want to at least double that. Take a look at the different dedicated servers that are on the market today to choose the one that is best for you and your business.
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