Sunday: The Winter Triangle is visible in the southeast at 8 p.m. The triangle is not a constellation but an asterism. Asterisms are associations of stars that may form a shape but are not a constella
By CHRIS PAGAN, Tulsa World
Sat, 01/31/2015 - 11:00pm
Sunday: The Winter Triangle is visible in the southeast at 8 p.m. The triangle is not a constellation but an asterism. Asterisms are associations of stars that may form a shape but are not a constella