Enjoy dark skies for evening observing, then catch a meteor shower and a planetary conjunction in the morning sky this week.

In a memorable image from the 1977 film "Star Wars," the young hero Luke Skywalker gazes at two suns setting above the ...

Spring in the northern hemisphere brings with it the promise for the Lyrids, the first good meteor shower of the season.

The night sky will dazzle this week as the Lyrid meteor shower kicks off its annual display, marking the return of one of the oldest and most reliable celestial shows of the year.

The northern lights may glow over part of the United States this week following a pair of eruptions on the sun. Here's where ...

Astronomers may have uncovered a hidden population of galaxies that could rewrite what we know about the universe's evolution ...

NOAA’s Space Weather Prediction Center issued a Geomagnetic Storm Prediction of G3 on the geomagnetic storm scale for early ...

Long before telescopes and satellites, beneath the sweeping skies of southern England, ancient people gathered enormous ...

Choose from Above Cloud Sky stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Video ... Aerial videos Nature videos Holiday videos ...