Set your alarm clocks early this Thursday — the heavens have something extraordinary in store. Just before sunrise on April 25, a delicate cosmic alignment will grace the eastern sky: Venus, Saturn, and a razor-thin crescent moon will form a graceful arc, creating what astronomers affectionately call a “celestial smile.” According to simulations by Stellarium … Continue reading A Celestial Smile: Venus, Saturn, and the Moon to Align Over the Eastern Sky This Week