thin crescent moon sightings

Astro-Challenge: Spotting Slender Moons

Up for a challenge? Some of the toughest targets for a backyard observer involve little or no equipment at all.…

4 years ago

Black Moon: Why the New Moon on February 18th is Special

Did you hear the one about last month’s ‘supermoon?’ Yeah, we know. The hype was actually for an event that…

8 years ago