A waning crescent moon will creep closer and closer to Spica until the star's light is extinguished in the blink of an eye on ...

The phenomena of blue moons and super moons are not as uncommon as you might think. But the two combined is a rare event ...

Before we can understand why the sky looks bluer in the fall, it's important to first know why the sky appears blue in the ...

Each Monday, I pick out North America’s celestial highlights for the week ahead (which also applies to northern hemisphere ...