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	<title>Astronomy Courses</title>
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		<title>Is USENET Good for News?</title>
		<link>http://www.suncityastronomy.org/is-usenet-good-for-news</link>
		<comments>http://www.suncityastronomy.org/is-usenet-good-for-news#comments</comments>
		<pubDate>Wed, 22 Feb 2012 02:55:54 +0000</pubDate>
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				<category><![CDATA[Articles]]></category>

		<guid isPermaLink="false">http://www.suncityastronomy.org/?p=1146</guid>
		<description><![CDATA[If you are relatively new to the Usenet system, called &#8220;newsgroups,&#8221; are you a little confusing. There are indeed some who USENET groups are in the news in particular. The use of new term on the Usenet system, but not necessarily refer to the latest news of the day. In other words, this can be [...]]]></description>
			<content:encoded><![CDATA[<p>If you are relatively new to the Usenet system, called &#8220;newsgroups,&#8221; are you a little confusing. There are indeed some who USENET groups are in the news in particular. The use of new term on the Usenet system, but not necessarily refer to the latest news of the day. In other words, this can be a great source of discussion on these items.</p>
<p>News and USENET</p>
<p>At the moment we use the term &#8220;new&#8221; about the new in the normal direction to point. This means we will talk about news in terms of stories that deal with politics, entertainment, weather and so on. Is  this what you are looking for, USENET is a unique place to get  information about new and can be one of the most likely places to be  involved in discussions about it.</p>
<p>The best way to get to the Usenet news for a band, refers specifically looking at the issue of history. For  example, if you are interested in any message that applies to Internet  developers, for IT groups that seek to cover this topic. Chances are, someone posted a story and it is already under discussion in this regard. This is the best way to find any item of news on the Usenet system, in most cases.<br />
<span id="more-1146"></span><br />
If you choose to USENET newsgroups that are looking specifically for a particular political bent, you&#8217;ll have no trouble. Depending on your predisposition, these focus groups or some lively conversation more boring on the whole system. Remember,  if you constantly of what you see displayed in a particular newsgroup  are confused, there are literally tens of thousands of other newsgroups  that you can choose. If  you hang in a discussion group where you feel constantly tired, you  will probably end up being a troll, so it is best to leave.</p>
<p>The science is huge on the Usenet system. If  you are interested in new science and you do not seem to find all  newsgroups with messages about a story that has piqued your interest,  simply add a link to the story, that&#8217;s true &#8216;. There is a very good chance that people follow this link, start reading the story and run articles on what they have read. It&#8217;s really not too difficult to start a conversation on a new data element on the Usenet system. Sometimes you have to be proactive and be the person who initiates the conversation, however.</p>
<p>Usenet service information can spread very quickly, making it an ideal format for discussing the latest news. Most people do not know for certain press articles elsewhere, usually over the Internet. If you wish to discuss matters further, however, the Usenet system to offer a great service. Remember that all parts of the story that you post messages in the appropriate forum for the discussion should be published. For  example, just because you are an active participant in a focus group of  astronomy does not mean that a story should be published about sport in  this group.</p>
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		<title>When it Comes to Stars, Size Matters!</title>
		<link>http://www.suncityastronomy.org/when-it-comes-to-stars-size-matters</link>
		<comments>http://www.suncityastronomy.org/when-it-comes-to-stars-size-matters#comments</comments>
		<pubDate>Wed, 22 Feb 2012 02:55:36 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Articles]]></category>

		<guid isPermaLink="false">http://www.suncityastronomy.org/?p=1143</guid>
		<description><![CDATA[One of the really impressive and overwhelming in astronomy is the size of the vast distances between planets, stars, galaxies and galaxy clusters. Our daily earthly notions of scale, size and spacing should be discarded, even if we consider a transit between Earth and Mars. Drop first mile as a unit, and the astronomical units [...]]]></description>
			<content:encoded><![CDATA[<p>One  of the really impressive and overwhelming in astronomy is the size of  the vast distances between planets, stars, galaxies and galaxy clusters.  Our daily earthly notions of scale, size and spacing should be discarded, even if we consider a transit between Earth and Mars. Drop  first mile as a unit, and the astronomical units (AU) (one AU is the  distance between Earth and Sun) &#8211; if you start look at interstellar  distances, we need to look light years as a unit measurement (the  distance light travels in one year) .</p>
<p>If the distances truly &#8220;astronomical&#8221;, then it is not surprising that follow the same sizes and masses. We all think that is so massive, and it is, with a radius of 695.990 kilometers, it is 109 times that on Earth. Kg  with a mass of 1.989&#215;1030 and the sun is the equivalent of 333 000  Earth masses, and yet it&#8217;s still just a run-of-the-mill yellow dwarf G2  star. As  the chart above shows, even though it is much, much smaller than the  sun (very common red dwarf star) as our closest neighbor, Proxima  Centauri, there is also much more massive stars.<br />
<span id="more-1143"></span><br />
The star of the biggest and brightest is known VY Canis Majoris, a red hyper giant in the constellation Canis Major,. A  1800-2100 solar radii (about 2.75 billion kilometers in diameter), it  is a single star nearly 5,000 light years from Earth, and probably the  biggest star in our galaxy. To  gain some perspective on its size, when the earth will be represented  by a sphere of one centimeter in diameter, the sun would be represented  as a sphere with a diameter of 109 centimeters, a distance of 117  meters. At these scales VY Canis Majoris has a diameter of about two kilometers!</p>
<p>Of  course this is all very interesting information, and will surely  entertain your friends, but the size of a star is inextricably involved  in the determination of properties such as brightness, color,  temperature and lifetime. In other words, when it comes to stars, size really matters!</p>
<p>Generally speaking, another star of the biggest of its mass and its gravity. Have  with massive stars greater gravity greater pressure in their hearts,  the more pressure leads to higher temperatures, leading to much faster  reactions of nuclear fusion, through which the hydrogen as the fuel of  stars in helium with the release of huge amounts of energy. This  energy produces a radiation pressure, and while gravity tries to  contract the stars, the radiation pressure while trying to extend it &#8211;  is the result of a stable hydrostatic equilibrium, which can last for  millions or billions of years.</p>
<p>However,  once a star comes from hydrogen fuel and starts to fuse helium into  heavier elements is defective still, this equilibrium can not be  continued, and it will not be long until the star of what we are as a  regular subject of stellar main sequence. Since  massive stars burn their fuel much faster because of higher base  pressure due to gravity, they live a relatively short life &#8211; they live  fast and die young as supernovae &#8211; they&#8217;re the James Dean the stellar  zoo.</p>
<p>A  star like Rigel in the constellation of Orion, a hot blue supergiant  with a diameter of 60 times the sun has a mass of seventeen times, times  that our star, and thus its luminosity 40,000. Under  pressure to run their core strength, his fusion of there, it will  quickly go out of fuel, and therefore he is only 20 to 30 million years  to live. Our  sun, the other has enough hydrogen to burn as fuel at its leisurely  pace for ten billion years or more &#8211; small red dwarf with a lower  pressure and lower temperature fusion for much longer. For smaller mass and lower center of gravity, Proxima Centauri, is living, for example for at least 20 to 30 billion years.</p>
<p>An interesting consequence of the size of a star and its brightness temperature. In  general, higher mass stars main sequence star, is at a higher  temperature more intensely colored blue, while a smaller, cooler stars  will be red &#8211; as opposed to the conventions of color on our warning  devices used hot or cold!</p>
<p>So  the next time you look brilliant blue-white Rigel, Sirius, Arcturus,  white or yellow with your telescope or binoculars, look for the stars in  the lower and formats.</p>
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		<title>How Astronomers Work</title>
		<link>http://www.suncityastronomy.org/how-astronomers-work-2</link>
		<comments>http://www.suncityastronomy.org/how-astronomers-work-2#comments</comments>
		<pubDate>Mon, 20 Feb 2012 23:10:19 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Articles]]></category>

		<guid isPermaLink="false">http://www.suncityastronomy.org/?p=1160</guid>
		<description><![CDATA[Astronomers use telescopes or other instruments of observation to observe the sky. Astronomers use telescopes and computers to study the universe. Some nights looking through a telescope often provide sufficient data to keep astronomers to spend months trying to analyze the data. Until the 20th Century, all astronomers observe the visible light emitted by astronomical [...]]]></description>
			<content:encoded><![CDATA[<div id="article-content">
<div id="gt-res-content">
<div dir="ltr">Astronomers use telescopes or other instruments of  observation to observe the sky. Astronomers use telescopes and computers  to study the universe. Some nights looking through a telescope often  provide sufficient data to keep astronomers to spend months trying to  analyze the data.</div>
</div>
<p>Until the 20th Century, all astronomers observe  the visible light  emitted by astronomical objects. Those astronomers are  called the  optical astronomers, because of watching the same part of  the  electromagnetic spectrum that the human&#8217;s eyes see. Astronomers are   also using optical telescopes and imaging equipment to study the light   from the objects. Today&#8217;s professional astronomers actually almost never   look through a telescope. However, a telescope sends light from one   object to a photographic plate or coupled to a computer-chip   light-sensitive electronic device called a charge-device. Those devices   are 50 times more sensitive than film, so now, astronomers can register   one minutes of the image they had about one hour to record a movie.<span id="more-1160"></span></p>
<p>Telescopes  can use lenses to collect visible light, allows the  direct observation  and photographic records of distant objects. Those  who wear glasses are  called telescope, because they are using the  properties of refraction or  diffraction of light. The largest  astronomical telescope in the 40-in  telescope at Yerkes Observatory in  Williams Bay, Wisconsin, that was  founded in the 19 Century. Lenses are  bending different colors of light  by different amounts, the approach  of such different colors slightly  differently. The images of the major  objectives can be produced are  colored, often made to limit the  comments on the filters. Filter, to  limit the image for an order that  the colored lenses of light to any  image in the same contours and make  the image more accurate than a  picture that includes all colors that  form the light. Also, because the  light must pass through the  spectacles, the lenses can be promoted only  on the very edges.</p>
<p>Reflecting telescopes use mirrors that are  easier to manufacture  than telescopes and reflects all colors of light  as well. All the  largest telescopes today are the telescopes. The single  largest  telescopes of the Keck telescopes on an Observatory Center in  Hawaii,  Keck telescope mirrors are 394 (10.0 meters) in diameter. That   Observatory Center is located at an altitude of 4205 m (13,796 feet), is   particularly high. Air on the observatory is very clear, large   projects, there are many telescopes.</p>
</div>
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		<title>Astrology &amp; Horoscopes &#8211; Why People Love Astrology</title>
		<link>http://www.suncityastronomy.org/astrology-horoscopes-why-people-love-astrology</link>
		<comments>http://www.suncityastronomy.org/astrology-horoscopes-why-people-love-astrology#comments</comments>
		<pubDate>Mon, 20 Feb 2012 23:07:41 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Articles]]></category>

		<guid isPermaLink="false">http://www.suncityastronomy.org/?p=1154</guid>
		<description><![CDATA[Astrology / Horoscope is the study of the motion of celestial bodies. Astrologers believe that the motion of celestial bodies is directly related to people&#8217;s lives on Earth. So, to predict future cases of people around the world, the affairs of the stars have to be carefully evaluated. The study of celestial bodies can lead [...]]]></description>
			<content:encoded><![CDATA[<p>Astrology / Horoscope is the study of the motion of celestial bodies. Astrologers believe that the motion of celestial bodies is directly related to people&#8217;s lives on Earth. So, to predict future cases of people around the world, the affairs of the stars have to be carefully evaluated. The study of celestial bodies can lead to many conclusions that are often formulated and as horoscopes.</p>
<p>Millions of people read their personal horoscopes on a regular basis. Many people believe that horoscopes valuable information they can contain lead in their personal lives. Smilies are unique as well, because their scope extends beyond the personal lives of individuals. Many charts are often related to personal finance, future events, and even the love life of the people.</p>
<p>If you&#8217;ve never used before, horoscopes, you can still benefit from their use. Horoscope often people clarity about their current situations. Astrological readings can also be used as a management tool. To  find so if you are difficult to understand why certain events happen in  your life, or do you feel insecure about the events that may occur in  the future, you can simply read your daily horoscopes and every year to  win clarity about your present circumstances.<br />
<span id="more-1154"></span><br />
You can also use the charts as a fun tool to make your day brighter than a whole. Horoscopes  are often very positive assessments of a person&#8217;s life, which makes  them particularly suitable as a source of entertainment. If  you read your horoscope on a regular basis, you will almost certainly  be illuminated when you read information on astrological events and feel  much better about life in general.</p>
<p>Although  astrology readings are often very critical of the positive life of an  individual, they also serve as a guide, which may seem very important in  certain situations. If  you like you are approaching a defining moment in your life feel, can  be a chart in a position to give you the advice you need to get through  this time. The  focus of astrological readings can tell you that is remaining cautious  and open the appropriate way to approach your current situation. Other  times, can horoscopes inform you that a playful attitude toward your  current situation, you can improve your overall situation.</p>
<p>As you can see, the astrological indicators usually only a general perspective view of a person&#8217;s life. Although  the views that are frequently encountered in horoscopes are fairly  common, they can still be very useful because they provide people with a  new perspective on their lives.</p>
<p>If  you want more detailed information about your current living  conditions, you can search for a personalized astrological reading as  well. Personalized  readings are often much more valuable because they give people  information that is not based on a general astrological sign. These readings are often related to a specific person, leading to an accurate reading in most cases birth.</p>
<p>Astrology / horoscopes certainly a very interesting area of ??study. Many  people are looking to learn more about this area of ??science, if they  know that all other sources of information about the failed ideologies  feel. Some people also draw astrological horoscopes to get a better understanding of the difficult times in their lives. You can even astrological readings as a source of entertainment on a regular basis as well. Obviously  there are many different uses of astrological tools so that the  benefits to be derived from astrology are often very different.</p>
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		<title>Stargazing With Someone Else&#8217;s Telescope!</title>
		<link>http://www.suncityastronomy.org/stargazing-with-someone-elses-telescope</link>
		<comments>http://www.suncityastronomy.org/stargazing-with-someone-elses-telescope#comments</comments>
		<pubDate>Mon, 20 Feb 2012 02:54:42 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Articles]]></category>

		<guid isPermaLink="false">http://www.suncityastronomy.org/?p=1140</guid>
		<description><![CDATA[Is a robotic observatory SLOOH Canary Islands. Every Monday, when the conditions allow it to, you can be mulitple SLOOH &#8220;missions&#8221; during a one hour session. What are SLOOH? Apparently, this is set in the SLEW Ooh! The summit of Mount Teide on Tenerife in the Canary Islands SLOOH telescopes are embedded in the facilities [...]]]></description>
			<content:encoded><![CDATA[<p>Is a robotic observatory SLOOH Canary Islands. Every Monday, when the conditions allow it to, you can be mulitple SLOOH &#8220;missions&#8221; during a one hour session.</p>
<p>What are SLOOH? Apparently, this is set in the SLEW Ooh!</p>
<p>The  summit of Mount Teide on Tenerife in the Canary Islands SLOOH  telescopes are embedded in the facilities of a professional observatory.  SLOOH  is a subscription-based website that streams live images seen from  dozens of celestial objects of telescopes each clear night over the  Internet.</p>
<p>SLOOH currently uses several 3-megapixel CCD and four telescopes (two domes):</p>
<p>a  14-inch-diameter Schmidt-Cassegrain telescope (focal length 2160mm)  high magnification and wide field lens system with a 135mm focal length  at f/5.6 in Dome 1<br />
14-inch-diameter  Schmidt-Cassegrain telescope (SCT) with a focal length of 4000 mm and a  telescope of 85 mm diameter APO refractor with a focal length of 480 mm  2 Dome<br />
<span id="more-1140"></span><br />
The  organization will soon be adding an additional 14-inch SCT with a focal  length of 2100 mm and a diameter of 34 mm refractor with a focal length  of 135 mm. Members can control the fields of their own computer. Attach  the rhythms and the wonder of space exploration to people of all ages  are at the heart of telescopes SLOOH live interactive missions to the  wonders of the universe.</p>
<p>The  location is good for someone who is nothing about astronomy and  enthusiastic amateurs, enthusiasts for the first time observers of all  ages and parents who introduce their children to know the world without  buying, assembling, and learn to use telescopes. Would-be astronomers can see live images of the night sky, but in the comfort of their homes. Predefined  missions are broadcast live, with only short breaks that telescopes and  CCD cameras can be rotated a celestial body to another.</p>
<p>The  annual fee of EUR 49 million member base you will have unlimited access  to group missions and the ability to log on anytime you want during the  hours of shipment. The basic package also gives you 15 minutes per year of solo time in which you decide where to route the fields. Although the members are certain restrictions, an &#8220;all-you-can-eat&#8221; option available for $ 99 per year.</p>
<p>To  ensure that the visitors the best experience SLOOH speed tests of your  Internet connection and accepts only visitors with connection speeds of  40 kbps (40K) or more.</p>
<p>SLOOH makes extensive use of the latest version of Macromedia Flash Player, a web browser plug-in. Before  you arrive at your port, check SLOOH to see if your browser has  installed the latest flash player and redirects you to download if you  do not.</p>
<p>While the missions are executed, the operator often SLOOH chat with visitors in the chat room SLOOH. You can look at them if you installed via AOL Instant Messenger (AIM) software. This is an optional feature only. For more details, you must click the Chat button on the interface of the mission.</p>
<p>If you arrive earlier, the mission will start automatically at the scheduled time. If you arrive during the mission is running, you will bring your way.</p>
<p>SLOOH to a user group on Yahoo run, so you can check what people have to say.</p>
<p>Version 2 of SLOOH went live 18th March 2006. A year in the making, this version of its user involvement was inspired to live astronomy. In addition to the existing functions, some novel features 2 SLOOH elements in bold and new<br />
This is owing to the greater world.</p>
<p>SLOOH 2.0 is designed to enable its users (more than 60 countries) to share their enthusiasm for<br />
Astronomy to the general public. Foremost  among these changes is a new member into the channel of the individual  members, their solo missions for the remainder of the composition of the  visualization can be transferred. A  new warning system will also be introduced to inform the members about  when special missions with a live host, who to tell exactly, are aligned  on the celestial object in view.</p>
<p>If the purchase price of a telescope of comparable size to raise the low fees they used to SLOOH look, it&#8217;s really obvious. And while it is sunny outside, where you live may be, the sky in the Canary Islands is virtually guaranteed to be clear. SLOOH stargazing can you take your dose anywhere in the world you live.</p>
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