Astronomers observe a dying red giant star’s final act as it sheds most of its gaseous bulk in a strong, outflowing wind. They observed a striking spiral pattern in the gas surrounding a red giant star named LL Pegasi and its companion star 3,400 light-years from Earth.

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Astronomers observe a dying red giant star’s final act as it sheds most of its gaseous bulk in a strong, outflowing wind. They observed a striking spiral pattern in the gas surrounding a red giant star named LL Pegasi and its companion star 3,400 light-years from Earth.