Some people probably believe that the twinkling effect is produced by the stars themselves, but that is not the case at all.

What is the bright star in the east right now? Venus, the bright "Morning Star," shines brilliantly in the pre-dawn sky this ...

The moon dims, the meteors fly, and the planets dance—these are the most exciting celestial events happening this month.

The Lyrid meteor shower is about to reach its peak activity for April. Here's when and how to see it, along with a cloud forecast.

Light pollution—the needless shining of bright lights into the night sky—has robbed whole generations ... 911 to express alarm about strange clouds hovering overhead; they were seeing the ...

On a tranquil summer evening, just as the sun dips below the horizon and darkness begins to settle, an ethereal spectacle ...