With so many things flying around in the sky, it’s hard to tell what you’re seeing sometimes as stars, satellites and aircraft take up the night sky.

Arizona The Grand Canyon is a testament to the earth's artistic powers, with its sprawling vistas and breathtaking colors.

The "parade of planets" in the evening sky continues. Starting the evening of Feb. 22, Mercury will join the lineup but it ...

Before arriving at the moon, the small satellite mission will use the gravity of the sun, Earth, and moon over several months ...