3 planets will put on a sky show in May — when and how to see them

The best planets to view this month are in the evening sky. Jupiter has been by far the best planet to observe both with the naked eye as well as through binoculars and telescopes these past several months, but its time is running out as it descends noticeably down the western sky during May. It continues to be placed near the "Twin Stars" of Gemini ( Pollux and Castor ) and the addition of a crescent moon passing by on May 20 makes for a rather attractive sky picture. …