Earth's moon reaches its last quarter phase later this week! Read on to discover when and where to catch the fleeting lunar milestone, and what else to find in the nights surrounding May 20.
The moon's last quarter - or final quarter phase will occur at 07:59 a.m. EDT (1159 GMT) on the morning of May 20 for viewers in New York, at which point the moon will be visible a little over 30 degrees above the southern horizon, according to in-the-sky.org.
