Pi1 Gruis
semiregular variable star in the constellation Grus
Pi1 Gruis is a red giant star. It bubbles violently on its surface.[1]
References
change- ↑ information@eso.org. "Giant Bubbles on Red Giant Star's Surface". www.eso.org.
Pi1 Gruis is a red giant star. It bubbles violently on its surface.[1]