All That’s Hidden ~ A SKY Webinar with Mary Stewart Adams February 20, 2020
On February 24, 1582, Pope Gregory XIII issued the inter gravissimas, thereby reforming centuries of time keeping relative to the […]
Leap Day
All That’s Hidden ~ Leap Days, Blue Moons and More
On this eve of 2020’s Leap Day, Star Lore Historian Mary Stewart Adams will take us on a fascinating journey […]