Big and Giant Stars: 6 Cassiopeiae (original) (raw)

The white giant star evolves to become a red supergiant, similar to Deneb, but much further away.

Constellation: Cassiopeia
Age: 6.4 million years
Distance: 8100 light-years
Spectral class: A3
Visual magnitude: 5.43
Luminosity: 195 000 * Sun
Mass: 25 * Sun
Diameter: 170 * Sun

Back: List of big and giant stars part 2

Photo: ESO Online Digitized Sky Survey