The summer's brightest supermoon comes this August

(CNN) -- The second installment of this summer's season of supermoons is happening Sunday.

Stargazers who missed the July 12 supermoon will have another chance to see the bright lunar phenomenon from all around the world.

The full moons of this summer, which fall on July 12, August 10 and September 9, are all supermoons, according to NASA. ...