The region of sky surrounding Antares, known as Rho Ophiuchus.
Click on image for full size
© Loke Kun Tan (StarryScapes)
Antares - Red Supergiant Star
What's in a Name:|| Greek for "Rival of Mars" (Ares is Greek for Mars). Sometimes Antares is mistaken for Mars when they are close together because both are red.
| Claim to Fame:|| Brightest star in the constellation Scorpio, the Scorpion. 16th brightest star in the sky (apparent visual magnitude = 0.9)
|Type of Star:|| Red Supergiant (M1 Ib Spectral Class)
|How Far Away:|| 325 light years away
|How Big:|| 300 times as big as the sun (More than twice the diameter of the Earth's orbit).
|How Bright:|| 3000 times the sun's luminosity (Mv = -4.5)
|Where to View:|| In the constellation Scorpio, the Scorpion (Star Map).
|When to View:|| July through August from Northern middle latitudes
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