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Antares
M1.5Iab · Red Supergiant
The blood-red heart of Scorpius, Antares is a titanic supergiant whose name means "rival of Mars" — so alike in hue that the ancients saw them as competitors in the sky.
~550 light-years
M1.5Iab · Red Supergiant
Did You Know
- ◆Antares is about 700 times the Sun's diameter.
- ◆It has a hot blue companion star, Antares B.
- ◆It will end its life as a supernova.