Encyclopedia > Summer Triangle

Article Content

Summer Triangle

The Summer Triangle is an astronomical asterism involving an imaginary triangle drawn, during the summer, upon the northern hemisphere's celestial sphere; with its defining vertices at Altair, Deneb, and Vega. This triangle connects the constellations of Aquila, Cygnus, and Lyra.

Featured Article

... Contents Brazil This article is about the country. For other uses see Brazil (disambiguation). The Federative Republic of Brazil is by far th ...