Crescent moon glow ... "Stargazers may be able to catch a glimpse of a ghostly crescent moon this week, aptly named after the genius scientist who first discovered the phenomenon: Leonardo da Vinci.
Starting May 16, the crescent moon will have a shadowy full-moon outline until the new moon sets in on May 19."
https://abcnews.go.com/GMA/Living/spot- ... d=99370053