Understand the moon phases and you can wager a pretty good guess for when the next full moon is just by looking up.

This is the last chance to catch the pair in conjunction this year—with Venus set to be unusually bright in the night sky.

In the coming evenings, a crescent moon will appear after sunset. Look west after sunset for a chance to see a super-slim 2.4%-lit crescent moon. It won’t be easy because it will only be in the ...