It looks like a triangular glow where the sun has recently set. You can be among the first to see the youngest, most slender waxing crescent moon this month, but it won’t be easy. Tonight ...

Perhaps the most charming sight of this week will be “Da Vinci glow.” The dim light visible on the dark limb of a crescent moon, “Da Vinci glow” is named after the 16th century Italian ...