Stargazers can see 10-20 Lyrid meteors per hour during its peak. This meteor shower also occasionally produces fireballs.

A new study by astronomers about distance planet K2-18b has led to what they’re calling one of the most promising sign of extraterrestrial life in the universe.

"We've always known that we need something to complete the puzzle, but we haven't really known what shape or form those ...

A geomagnetic storm unleashed by the sun on Sunday could create colorful auroral displays over parts of the United States ...

Curious about whether the clouds you see mean sunny skies, roaring storms or a stunning sunset? Here’s your guide to the ...

Solar eruptions created a northern lights display in North America and Europe overnight, with more auroras expected through Thursday.

Pink and red hues could light up the Bay Area sky Wednesday as scattered clouds provide ideal ingredients for a colorful sunrise and sunset. A meandering low-pressure system off the Central Coast will ...

In the summer of 1831, people across the Northern Hemisphere witnessed a surreal transformation in the sky. The Sun appeared blue, at times even violet or green, casting an eerie light across ...