What’s visible in the night sky this month? Mars and Neptune above the crescent moon, plus a New Year’s Eve comet! https://t.co/f0u639oVZL pic.twitter.com/XPLtcqSTvs

— NASA (@NASA) December 6, 2016

What’s visible in the night sky this month? Mars and Neptune above the crescent moon, plus a New Year’s Eve comet!