While a cool celestial moment will unfold on Sunday, the only problem is that no one on Earth will be able to see it.

This rare alignment will delight stargazers. On Thursday, April 24, and Friday, April 25, Venus, Saturn, and the crescent ...

Venus and Saturn will align with a crescent moon to create the illusion of a smiley face in the sky on the morning of April ...

An Antarctica expedition is a dream come true for Tracey Davies, but first she has to cross the Drake Passage, the roughest ...

The "Blue Marble" was the first photo of the whole Earth and the only ever taken by a human. Fifty years on, new images of ...

Lyrid meteor shower will peak on Tuesday, delivering up to 20 shootings stars per hour to the skies over the UK. The Lyrids ...

Periods including “fish emerge from the ice” in mid-February and “rainbows hide” in late November offer a framework for ...

Check out 24 of the world’s must unusual landscapes — from the hellish Darvaza Gas Crater in Turkmenistan to the “snow ...

Each April, hundreds of hopeful leotard-clad dancers travel from all over to the Big Apple to audition for a coveted spot on ...