Antares is a red supergiant star. Its solar radius is 380.515000. That's 883 times bigger than the sun in Sol. It's about 550 light years from Earth.
Antares is the sixteenth brightest star in the nighttime sky seen from Earth. It has a companion star called Antares B. It's the biggest and most massive star in the Scorpius-Centaurus Association.
- ↑ http://iopscience.iop.org/article/10.1088/0004-637X/746/2/154/meta;jsessionid=67523432C1C5863057F32EAD9A48A261.c3.iopscience.cld.iop.org