AG Carinae and its surrounding nebula, made of gas that the star threw off into space. AG Carinae is not stable.
AG Carinae is a blue hypergiant star in the constellation Carina. It has a diameter that varies between 50 to 500 times that of the Sun.[1]
- ↑ https://doi.org/10.1051%2F0004-6361%3A20010824