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The Milky Way at many wavelengths: ... Infrared image from inside the Milky Way looking out: ... What is the Milky Way made of?
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www.astronomycafe.net/qadir/agalaxy.html
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The discovery of the Milky Way is credited to the ancient Greek philosopher Democritus, who was the first person in recorded history to make the assumption that the Milky Way existed and was made up of billions of distant stars.
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www.space.com/milkyway/
www.space.com/milkyway/
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Milky Way - Wikipedia, the free encyclopedia
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The Milky Way , or simply the Galaxy , is the galaxy in which the Solar System is located. It is a barred spiral galaxy that is part of the Local Group of galaxies. It is one of billions of galaxi...
en.wikipedia.org/wiki/Milky_Way
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The disk of the Milky Way has four spiral arms and it is approximately 300pc thick and 30kpc in diameter. It is made up predominantly of Population I stars which tend to be blue and are reasonably young, spanning an age range between a million and ten billion years.
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www.damtp.cam.ac.uk/user/gr/public/gal_milky.html
www.damtp.cam.ac.uk/user/gr/public/gal_milky.html
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Structure of The Milky Way ... Milky Way Facts ... Measuring the Milky Way...
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blueox.uoregon.edu/~jimbrau/astr123/Notes/Chapter23.htm...
blueox.uoregon.edu/~jimbrau/astr123/Notes/Chapter23.html
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The Milky Way is the galaxy which is the home of our Solar System together with at least 200 billion other stars (more recent estimates have given numbers around 400 billion) and their planets, and thousands of clusters and nebulae, including at least almost all objects of Messier's catalog which are not galaxies on...
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www.seds.org/messier/more/mw.html
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Simple explanation of milky way galaxy in the framework of the history of the Universe ... It was discovered in 1994 that there is a small galaxy which is in the process of colliding with the Milky Way. It is called the Sagittarius Dwarf Galaxy. It lies on the other side of the Milky Way from the Earth, so it is...
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www.historyoftheuniverse.com/milkyway.html
www.historyoftheuniverse.com/milkyway.html
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Gene Smith's Astronomy Tutorial; The Structure of the Milky Way ... At radio wavelengths, where we can peer down to the very center, we see the complex strctures shown in the 1-meter wavelength radio map made by NRL astronomers which is shown below. The map shows a region about 2000 light-years on a side;
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cass.ucsd.edu/public/tutorial/MW.html
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