- Stars with a name
- Deneb Algedi
Deneb Algedi
δ Capricorni
Deneb Algedi is a white star, in the constellation Capricornus. The light you see from it tonight left it around 1987.
Where to find it
From mid-northern latitudes, such as New York, Rome or Tokyo, it is best seen in the evening sky in September and October.
Visible to the naked eye away from the brightest lights. Apparent magnitude 2.85.
What it’s like
It gives off 8.9 times as much light as the Sun.
Its surface is at about 8,300 degrees.
It is 38.7 light years away: 366 trillion kilometres.
It is the star of people born around 1987: the light that left it then is reaching Earth now.