A "northern constellation" refers to a group of stars that can be seen in the northern hemisphere of the sky. It's like a pattern formed by stars, which can help us identify them and navigate the night sky. Full definition
Messier 33, otherwise known as NGC 598, is located about three million light - years away in the small northern constellation of Triangulum (The Triangle). (sciencedaily.com)
On its current trajectory, the probe should eventually end up within 1.5 light years of a star in Camelopardalis, a northern constellation that looks like a cross between a giraffe and a camel. (newscientist.com)
Preliminary orbital calculations suggested that the object had come from the approximate direction of the bright star Vega, in the northern constellation of Lyra. (sciencedaily.com)