- Stars with a name
- Errai
Errai
γ Cephei
Errai is an orange star, in the constellation Cepheus. The light you see from it tonight left it around 1980.
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 3.21.
What it’s like
It gives off 9.0 times as much light as the Sun.
Its surface is at about 4,700 degrees.
It is 46.0 light years away: 435 trillion kilometres.
It is the star of people born around 1980: the light that left it then is reaching Earth now.