Object | Pistol Star | Sun |
---|---|---|
Type | Star, blue hypergiant | Star, yellow dwarf |
Age | 4 million years | 4.6 billion years |
Diameter | 584,927,280 km | 1,392,684 km |
Mean radius | 292,463,640 km | 696,342 km |
Mass | 5.44 × 1031 kg | 1.98 × 1030 kg |
Circumference | 1.8 billion km | 4.3 million km |
Surface area | 1.07 × 1018 km2 | 6.09 × 1012 km2 |
Volume | 1.04 × 1026 km3 | 1.41 × 1018 km3 |
Sun distance | 25,000 light years | 0 km |
Luminosity | 1.26 × 1033 W | 3.82 × 1026 W |
Photosphere temperature | 12,000 K | 5,772 K |
Distance from the Milky Way center | - | 27,200 light years |
Metallicity | 0.1 | 0.0122 |
Spectral classification | LBV | G2V |
Right ascension | 17h 46m 15.3s | 19h 4m 30s |
Declination | −28° 50′ 04″ | +63.87° |