Gamma Crucis

Gamma Crucis, also known as Gacrux, is the closest M-type red giant star to the Sun. It is only visible in the southern hemisphere. It has a diameter 120 times larger than the Sun and lies in the Crux constellation.https://arxiv.org/abs/1811.10679

 References 

Sources
GACRUX by Jim Kaler

Category:Red giants
Category:Stars