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-Has about 200 billion stars, and lots of gas and dust-is a barred spiral -About 100,000 light-years wide-our Sun is halfway to the edge, revolving at half a million mph around galaxy's center-Takes our Solar System about 200 million years to revolve once around our galaxy

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1.
-Has about 200 billion stars, and lots of gas and dust
-is a barred spiral
-About 100,000 light-years wide
-our Sun is halfway to the edge, revolving at half a million mph around galaxy's center
-Takes our Solar System about 200 million years to revolve once around our galaxy





 
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