A rare double solar eruption fueled a spectacular display of the northern lights overnight — and more auroras could be on the ...

Glowing lava erupted from Mount Etna after “strombolian activity” was observed at the volcano’s South East Crater.

"Just as blue sunlight scatters in the Earth's atmosphere and makes the sun look slightly less blue, light from a strong blue ...

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 ...

A tradition that Greeks have adopted for Easter is sending glowing hot-air balloons into the night sky in celebration of “Christ Resurrected” ...

The Lyrids are known for their fast and bright meteors. Though not as fast or as plentiful as the famous Perseids in August, ...

Venus, Saturn and the moon will form a triple conjunction, appearing to look like a smiley face in a sky. Here's how and when ...

The night sky this week brings a first peek at the Lyrids Meteor Shower before its actual peak, plus planets including Venus, ...

The Lyrids are set to dazzle the night sky April 21 to 22, offering stargazers a chance to glimpse a yearly phenomenon.

At Tuesday night’s Maricopa City Council meeting, Mayor Nancy Smith invited Maricopa residents to the dark side. Just for 30 ...

The Lyrid meteor shower—also known as the April Lyrids—is an annual meteor shower that typically occurs between April 15 and ...