The D.C. area was treated to a magnificent display including a towering thunderhead, stunning shelf cloud, gorgeous rainbow, amber sunset and bright green fireball.

Tuesday, February 25 through Friday, February 28, all seven planets may be visible in the evening sky in what is known as a Planetary Parade. According to NASA, while multiple planets in the night ...

Saturday celebrated wind, clouds, blue sky and brilliant sunset In D.C. the day demonstrated autumn’s scenic assets in the air and on the ground.

Have you ever looked up at the sky and wondered why it’s blue during the day, but glows orange or red during a sunset? It’s one of those everyday wonders we often take for granted. The answer ...

NASA's Curiosity rover on Mars recorded this image of the sun setting in a blue-tinged sky, the first picture taken in full color in its nearly three-year mission. It's one of a series of photos ...

Sunrises and sunsets are nature's masterpieces, and being able to predict when they might appear means you can be ready with the camera to snap the perfect shot.

Think about the sunsets you've seen. Often the sky turns golden, orange or sometimes pink and red. But on Mars, the sunsets are blue. Why?

The two brightest nighttime objects, the moon and the planet Venus put on a lovely display in the western evening sky of Wednesday, Dec. 4.

Usually, both the ground and the sky have reddish-brown hues. The pictures taken April 15 represent Curiosity’s first attempt to capture color images of a Martian sunset, according to NASA.

Last Quarter Moon occurs at 8:28 P.M. EST, leaving most of the evening dark for deep-sky observing. About two hours after sunset, you’ll find the Great Square of Pegasus high in the southeastern ...

Comet Tsuchinshan-ATLAS is rising higher in the evening sky Use this table to see how the visibility of Tsuchinshan-ATLAS will be affected by the comet’s position, as well as the Sun and Moon.

As we are about to make the transition from July into August, Venus has finally begun climbing up out of the sunset glow in earnest and is now about to reclaim its role as the brilliant Evening Star.