How soon after the new moon can you spot the thin crescent moon against the bright backdrop of a twilight sky? Cases of unaided-eye sightings of the moon when it is younger than 24 hours are not ...

For centuries the appearance of the new crescent moon has signified the commencement of Ramadan—but not everyone in the world spots it at the same time. The full moon rises behind the ...

It’s a phenomenon that can happen around sunset when a crescent moon is on the horizon, but the outline of a full moon is visible. The Da Vinci glow is a common occurrence, and easy to see ...