At ESO’s Paranal Observatory in Chile’s Atacama Desert, visitors can experience some of the darkest and clearest night skies ...

April 21 - 28 is International Dark Sky Week, a global celebration of the night sky during which like-minded organizations ...

Celebrate International Dark Sky Week by hosting a backyard stargazing party. Experts suggest optimal timing with clear skies ...

Some people probably believe that the twinkling effect is produced by the stars themselves, but that is not the case at all.

A dazzling snapshot from ESO’s Paranal Observatory captures a rare sky parade — the Moon, a comet, and nearly every visible planet strung across the heavens. This celestial lineup is an optical ...

Skywatchers worldwide are in for a charming cosmic display before the sun rises Friday, as three celestial bodies will appear ...

The celestial image could be spoiled by a dull Saturn, which might lack the brightness needed to tie the smiley together, ...

The waning crescent moon forms a smiling mouth above the eastern horizon on April 25, as Venus and Saturn shine like eyes ...

From Lowell Observatory to Kitt Peak to Mount Graham, here are the 11 best planetariums and observatories in Arizona and ...

Studies also show being outside in nature is good for us. Now, we’re learning that the dark, starry night sky could be the perfect combination of the two when it comes to our well being.

Few things in the world are more awe-inspiring than staring up at a dark, starry sky and now science says it could be good for your mental health, too. It all has to do with that sense of wonder ...

A pair of circling white dwarf stars located on our "cosmic doorstep" are doomed to explode in a rare, quadruple supernova that will shine 10 times brighter than the moon in the night sky, a new ...