- Stars with a name
- Asellus Borealis
Asellus Borealis
γ Cancri
Asellus Borealis is a white star, in the constellation Cancer. The light you see from it tonight left it around 1845.
Where to find it
From mid-northern latitudes, such as New York, Rome or Tokyo, it is best seen in the evening sky in January, February, March, April, and May.
Visible to the naked eye only under a dark sky, away from town. Apparent magnitude 4.66.
What it’s like
It gives off 37 times as much light as the Sun.
Its surface is at about 10,000 degrees.
It is 181.2 light years away: 1714 trillion kilometres.