Red giant stars in the disc of Andromeda.

仙女座圆盘中的红巨星。

However, the sun evolving into a red giant star will take 7 or 8 billion years, so don’t worry too much about this happening.

不过， 太阳演化成红巨星需要7、80亿年的时间，所以不要太担心这种事情的发生。

Exoplanets have been detected around stars like the Sun as well as tiny, cool red dwarfs: hot, massive blue stars; and even red giants, stars nearing the ends of their lives.

热的、大质量的蓝色恒星，甚至还有红巨星，也有接近其生命终点的恒星。

Most likely, the sun will expand into a into a red giant star, and vaporize the inner planets of our solar system including the earth as it collapses and dies.

最有可能的是， 太阳会膨胀成一颗红巨星，并在地球坍缩和死亡时蒸发我们太阳系的内行星， 包括地球。

Data from Kepler also revealed strong magnetic fields inside the cores of three red giant stars, situated near the constellations Cygnus and Lyra, each a few thousand light years away.

来自开普勒的数据还揭示了三颗红巨星核心内部的强磁场，它们位于天鹅座和天琴座附近， 每颗都相距数千光年。