- Stars with a name
- Megrez
Megrez
δ Ursae Majoris
Megrez is a white star, in the constellation Ursa Major. The light you see from it tonight left it around 1945.
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.
Visible to the naked eye away from the brightest lights. Apparent magnitude 3.32.
What it’s like
It gives off 25 times as much light as the Sun.
Its surface is at about 9,300 degrees.
It is 80.5 light years away: 762 trillion kilometres.
It is the star of people born around 1945: the light that left it then is reaching Earth now.