January 4, 2010 - Universe Today
I can't seem to stop writing about Luminous Blue Variable (LBV) stars this week. And new research discussed at the AAS conference this week continues the trend. As part of a series of short talks on exploding stars, John Martin of the University of Illinois, Springfield spoke on his work with the LBV Eta Carinae.
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To probe the internal structure of the outburst Martin and his team used the Near Infrared Chronographic Imager (NICI) on the Gemini South telescope in Chile. The use of infrared allowed the team to peer through the dusty outer layers of the nebula which absorb visible light. The device also used a device to block the light from the central star allowing the team to look through the glare and more directly explore the surrounding structure.
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