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Eta Carinae 1) Discovered in 1677 2) Important because several x-ray and gamma-ray sources 3) Size 23!6"# $) 7%&## lig't-years (rom t'e Sun &) uminous blue variable *etelgeuse 1) Discovered in 1+36 2) ,int' brig'test star in t'e nig't s y and second brig'test in t'e constellation o( .rion 3) /&#012## "# $) 1+# lig'ts years (rom t'e sun &) II supernova

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Transcript of Star

Eta Carinae1) Discovered in 16772) Important because several x-ray and gamma-ray sources3) Size: 23.6R04) 7,500light-yearsfrom theSun5) Luminous blue variableBetelgeuse1) Discovered in 18362) Ninth brightest star in the night sky and second brightest in the constellation of Orion3) 950~1200 R04) 180 lights years from the sun5) II supernova