- Stars with a name
- Brachium
Brachium
σ Librae
Brachium is a red star, in the constellation Libra. The light you see from it tonight left it around 1738.
Where to find it
Visible to the naked eye away from the brightest lights. Apparent magnitude 3.25.
What it’s like
It gives off 341 times as much light as the Sun.
Its surface temperature is about 3,300 degrees Celsius.
It is 288.4 light years away: 2728 trillion kilometres.