Planet Alignment Peaks Sunday and Monday: “The long-awaited gathering of the five naked-eye planets reaches its peak May 5-6 in the western evening sky. In a single glance you’ll be able to see all five planets, a feat not possible again for decades.
Further, three of the five planets will crowd into a small spot in the sky, making for a very distinctive formation — officially dubbed a “planetary trio” — that is sure to thrill skywatchers.” What to look for and when. Yahoo! News