Which constellation is the brightest star in the night sky?

The brightest star in the night sky is Sirius in Canis Canis.

Its mass is 2.3 times that of the sun and its radius is 1.8 times that of the sun. Its luminosity is 24 times that of the sun.

Sirius is not only bright in itself, but also very close to us, only 8.56 light years away, so it looks particularly bright.

At night, the brightest star in the star world is Sirius. In spring, it shines in the southwest sky.