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Reaching Earth just in time for Independence Day — a new view from NASA’s Hubble Space Telescope, which includes ultraviolet (UV) light, shows Eta Carinae, a supermassive star in the constellation Carina, glowing in red, white, and blue. Eta Carinae resides 7500 light-years away. Astronomers using Hubble’s Wide Field Camera 3 to map the UV-light glow of magnesium embedded in the star were surprised to discover that the star had hot, expanding gases in places where they had not seen it before.
“We had used Hubble for decades to study Eta Carinae in visible and infrared light, and we thought we had a pretty full accounting of its ejected debris,” said Nathan Smith of Steward Observatory at the University…READ MORE