Before revision: Mass() |- |style="text-align: left;"| IK Pegasi | 46 | 1.65/1.15 | - |style="text-align: left;"| Spica | 80 | 10.25/7.0 | - |style="text-align: left;"| Alpha Lupi | 141 | 10.1 | - |style="text-align: left;"| Betelgeuse | 125-168.1 | 14–19 | - |style="text-align: left;"| Antares | 169 | 12.4/10 | - |style="text-align: left;"|Enif |210 |12 | - |style="text-align: left;"|Pi Puppis |250 |11.7 ± 0.2 | - |style="text-align: left;"| Rigel | 264 | 18 |} Speculation as to the effects of a nearby supernova on Earth often focuses on large stars as Type II supernova candidates.
After revision: !Evolutionary stageWhite dwarf|Blue subgiant|Blue giant|Red supergiant|Red supergiant|Red supergiant|Red supergiant||Blue supergiantMass() |- |style="text-align: left;"| IK Pegasi | 46 | 1.65/1.15 | - |style="text-align: left;"| Spica | 80 | 10.25/7.0 | - |style="text-align: left;"| Alpha Lupi | 141 | 10.1 | - |style="text-align: left;"| Betelgeuse | 125-168.1 | 14–19 | - |style="text-align: left;"| Antares | 169 | 12.4/10 | - |style="text-align: left;"|Enif |210 |12 | - |style="text-align: left;"|Pi Puppis |250 |11.7 ± 0.2 | - |style="text-align: left;"| Rigel | 264 | 18 |} Speculation as to the effects of a nearby supernova on Earth often focuses on large stars as Type II supernova candidates.