Milky Way

by Renhao

 
 

 

·        The galaxy is 600,000,000,000,000,000 (quintillion) light-years across from end to end.    

·        The Milky Way is just one of a billion galaxies in the universe.

·        In four billion years or so, the Milky Way and the Andromeda galaxy will collide with each other.

·       The sun circles the center of the Milky Way every 230 million years. The sun is in the middle of the Milky Way.

·        The total number of stars in the universe is about 10,000,000,000,000,000,000,000 (sextillion).

·        The Milky Way is a spiral galaxy.  Every star in the spiral arms move around the center of the galaxy.   The Earth is on the outer edge of one of these spiral arms.  ******picture from book

·        The Milky Way galaxy is a medium-sized galaxy.

·     The Milky Way is tipped on its side.  It looks like a flying saucer... *****picture from internet

·        In our galaxy there are at least 200 billion stars.

 

Works Cited:

            Asminov, Isaac.  Our Milky Way And Other Galaxies.  Milwaukee.  Gareth Stevens Pub. 1988.

                    Asminov, Isaac.  Our Vast Home:  The Milky Way And Other Galaxies. Milwaukee. 

                           Gareth  Stevens Pub. 1995

                    Branley, Franklyn.  A Book of the Milky Way Galaxy For You.  NY. 

                            Thomas Y. Crowell Co., 1965.

            Brown, Phillip.  “Physical  Environment—Milky Way”.  Hotu.org.

      www.historyoftheuniverse.com/milkyway.html.  2/3/05.

   Levy, David H.  “Science On Parade”.  Parade Magazine.  Jan. 30, 2005.

   Vogt, Gregory.  The Milky Way And Other Galaxies.  NY.  Steadwell Books.  2001.

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Renhao

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