Sky Maps
Click on a city below to see a map of the stars for that city. New cities will continue to be added, so don't worry if you do not see one near you. Each city has a map for one day in each of the twelve months. There are two maps for two different times during the given night. So, click on a city to find your path to the stars!
Constellations
Portraits of stars and their constellations Created by Jim Kaler , Prof. of Astronomy, University of Illiniois.
Sky and Telescope - What's Up in the Sky This Week?
Starry Night Software A program for all your sky watching needs...
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The
Fall 2009 issue of The Earth Scientist, which includes articles on student research into building design for earthquakes and a classroom lab on the composition of the Earth’s ancient atmosphere, is available in our
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The Orionid meteor shower happens every year in October. Meteor showers are times when you can see many meteors or "shooting stars" in one night. There are several meteor showers each year. Most meteor
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A meteor shower is an astronomical event during which many meteors can be seen in a short period of time. Most meteor showers have a peak activity period that lasts between several hours and a couple of
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In the 1960's, the United States launched some satellites to look for very high energy light, called Gamma Rays. Gamma Rays are produced whenever a nuclear bomb explodes. The satellites found many bursts
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During the early 1900's, which is not very long ago, astronomers were unaware that there were other galaxies outside our own Milky Way Galaxy. When they saw a small fuzzy patch in the sky through their
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Neutron Stars are the end point of a massive star's life. When a really massive star runs out of nuclear fuel in its core the core begins to collapse under gravity. When the core collapses the entire star
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Spiral galaxies may remind you of a pinwheel. They are rotating disks of mostly hydrogen gas, dust and stars. Through a telescope or binoculars, the bright nucleus of the galaxy may be visible but the
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When stars like our own sun die they will become white dwarfs. As a star like our sun is running out of fuel in its core it begins to bloat into a red giant. This will happen to our sun in 5 Billion years.
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