The Universe - The Summer Triangle
The "Summer Triangle" is a feature of the northern hemisphere night sky in summer.
It is not a constellation. The Summer Triangle is an asterism.
It is formed by the brightest stars of three different constellations.
Vega - otherwise called Alpha Lyrae
Deneb - Alpha Cygni
Altair - Alpha Aquilae
It is not a constellation. The Summer Triangle is an asterism.
It is formed by the brightest stars of three different constellations.
Vega - otherwise called Alpha Lyrae
Deneb - Alpha Cygni
Altair - Alpha Aquilae