A Dying Star Reveals What Will Happen to Our Sun

A Dying Star Reveals What Will Happen to Our Sun

  Hidden in the center of the colorful swirl of gases is a dying star whose mass is approximately the mass of the Sun. With the aging of the stars, the nuclear reactions that sustain their brilliance begin to diminish. Unstable energy production causes the stars to pulse irregularly, ejecting their outer layers into space. This is how their super-hot core is revealed. It emits huge amounts of ultraviolet light. The radiation causes the gas layers to shine, creating something spectacular like the fragile beauty of the nebula.   The star of the image released by the European Space Agency...