See Mars disappear behind the Moon on Dec. 7 and find out when you can see the Jupiter, Saturn and more while skywatching this month. The constellation of Pegasus is also a highlight. [Night sky: What you can see this month](https://www.space.com/16149-night-sky.html)<br /><br />[Best night sky events this month - stargazing maps](https://www.space.com/33974-best-night-sky-events.html)<br /><br />Credit: NASA/JPL-Caltech
