A new image has emerged of the Red Planet rising above the lunar limb after being occulted by the moon in January.

As the night sky unfolds, a subtle yet captivating smudge of stars emerges high above at sunset. Known as the Beehive Cluster ...

A rare celestial event is on the horizon, as three planets will align in the night sky, creating the illusion of a "smiley ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

Without question, the month of April belongs to Venus. This dazzling planet, which dominated the evening sky from last fall on through the winter, has now taken up residence in the morning sky.

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

While ascending Mount Sharp, NASA's Mars rover Curiosity has had to swing ... a stereo mosaic image to provide a three-dimensional view of its structures. "Devil’s Gate was not the only feature ...

Night Sky Spotlight: This month’s spotlight ... Cancer is just to the left of Mars. The best view would be at a dark site during New Moon. But if you have light pollution in your backyard ...