Blue giant pair
Spica
Two hot blue stars so close together they squeeze each other into egg shapes.
- Distance
- 250 light years
- Surface
- 25,027 °C
- Size
- 7.5 × the Sun
Outer layers
- H 73%
- He 25%
- O, C, Fe and heavier 2%
So hot that helium glows in its spectrum
Modelled from typical stellar abundances