Sky of Your Day
  1. Stars with a name
  2. Merak

Merak

β Ursae Majoris

Merak is a white star, in the constellation Ursa Major. The light you see from it tonight left it around 1946.

Where to find it

From mid-northern latitudes, such as New York, Rome or Tokyo, it never sets: it circles the pole all night, all year.

Bright enough to see even from a city. Apparent magnitude 2.34.

What it’s like

It gives off 60 times as much light as the Sun.

Its surface is at about 9,700 degrees.

It is 79.7 light years away: 754 trillion kilometres.

It is the star of people born around 1946: the light that left it then is reaching Earth now.

Other named stars in Ursa Major