The March 9th full moon (also called the Worm Moon by the Old Farmer’s Almanac) is this year’s second-closest full moon. According to Earthsky.org, these are the distances between Earth and the moon for the three upcoming full moon supermoons; March 9 222,081 miles away, April 8th 221,851 miles away (the closest this year), and May 7th 224,429 miles away. By contrast, the smallest and most distant full moon of the year will fall on October 31st at a distance of 252,380 miles away.