A double meteor shower peak will occur this week but sky-gazers might have a difficult time catching a glimpse of the cosmic activity.The Alpha Capricornids are active from early July to mid-August, and the Southern Delta Aquariids are active from mid-July to mid-August, but both are expected to reach their peaks the point at which Earth will pass through the densest part of the shower Thursday night into Friday, according to the American Meteor…