Arizona has a rare chance to spot a returning comet tonight. ☄️🌵 Comet 10P/Tempel 2 returns to the inner solar system about once every 5½ years, and tonight’s new moon should create darker skies for stargazers across Arizona. The comet is estimated to be roughly 6 miles wide and was first discovered in 1873. As it approaches the sun, its frozen material releases gas and dust, creating the fuzzy glow and tail associated with comets. To find it tonight, July 14, head somewhere dark about one hour after sunset and look toward the southern sky. You’ll need binoculars or a telescope—it is not expected to be visible with the naked eye. Your best chance will be away from Phoenix and Tucson’s city lights. Arizona dark-sky areas around Flagstaff, Sedona, Fountain Hills, the Grand Canyon and rural desert communities should offer better viewing conditions. Don’t expect a massive streak across the sky. Look for a small, fuzzy glow with a brighter center and possibly a short tail. Who’s driv...