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Lake County Skies: The stars and meteors of hot August nights PDF Print E-mail
Written by John Zimmerman   
Sunday, 10 August 2008

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The star chart for August 2008. Courtesy of John Zimmerman.



 

LAKE COUNTY – August skies are some of the most beautiful you will see all year. But before we discuss some of the night sky’s delights, we need to remember that there is a meteor shower that happens every August.


The Perseid Meteor Shower


This shower occurs in the morning of Aug. 12. The moon won’t set until 2 a.m. The moon will interfere with viewing. So it’s best to wait until after 2 a.m. before attempting to view.


Look to the east – that is where the shower will originate. A meteor shower occurs when the earth passes through the dust and debris left by a comet’s tail.


The Summer Triangle


Face south, and look directly overhead. You will see three very bright stars that form a triangle – this is called the “Summer Triangle.” Each star is in a different constellation.


The star furthest to west is Vega – it is in the constellation of Lyra the Harp (see the star chart). To the east is the bright star Deneb in the constellation of Cygnus the Swan.

To the south, the third star in the triangle is Altair in the constellation Aquila the eagle.


Deep Sky Objects


August skies have some beautiful objects that can be seen with a small to medium telescope. These objects are called deep sky objects.


One of these is the Swan Nebula – it’s a big cloud of dust and gas that looks a bit like a swan.

 

 

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The Swan Nebula. Image courtesy of NASA.
 

 


Another is the Wild Duck Cluster – a group of stars that appear close together that resemble a flock of ducks in flight.

 

 

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The Wild Duck Cluster. Image courtesy of Astroden.com.
 

 


And yet another is the Ring Nebula – it looks like a smoke ring in the sky!

 

 

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The Ring Nebula. Image courtesy of NASA.
 

 


To learn more about Lake County Skies in August, and to observe these objects through a telescope, visit Taylor Observatory (www.taylorobservatory.org) on Saturday, Aug. 23 from 8 p.m. to 11 p.m.


John Zimmerman has been an amateur astronomer for 50 years. He is a member of the Taylor Observatory staff, where, among his many duties, he helps create planetarium shows.

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Lake County\'s Fabulous Dark S
written by futhark, August 10, 2008
Thanks for the astronomical update, John. We all need to be reminded from time to time to tear ourselves away from our boob-tubes in the evening and step outside for a view of the truly amazing universe in which we live. With our clear air and still comparatively low population density, Lake County skies are mostly free of the scattered light that floods the atmosphere in urban areas, so it is possible to see dim objects and nice details like the Milky Way dust clouds. A few minutes of star-gazing can be restful to the soul and resets our minds to a different scale or perspective as we contemplate our troubles and those of our planet.

August, September, and October are the best months of the year for sky watching, as it gets dark early enough so you don't have to stay up too late, it's still warm so you don't get chilled, and the sky is usually clear.

John, please try to post something here every month to remind those of us who get too involved in worldly matters of the amazing cosmos just beyond our doorsteps.
One of my favorite
written by Donna Christopher, August 10, 2008
columns in Lakeconews - thanks to all. The boyz and I always enjoy the Perseids - have been a regular family "show". Well, since they are in the sandbox (Iraq) this year I would love to know Mr. Zimmerman if will they be visible from there and if so what part of the sky should should they look to? A sandstorm prevented them from seeing the last solar eclipse.

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