Look Up at the Sky Day, observed annually on April 14, invites us to pause, look up – and appreciate the vast expanse up there. While we can’t celebrate it all day long (it would hurt our ...

These dark sky sanctuaries, reserves, parks, and trails invite you to immerse yourself in the wonders of our night skies.

A crescent moon will appear alongside the bright stars Castor and Pollox to form a lopsided grin in the night sky on May 29.

An aurora gently glowing in wavelengths visible to the human eye has been captured on Mars for the first time – and a robot ...

Mark your calendars for a starry smile you won't want to miss Getty If you’re feeling blue, just look up at the stars ... celestial bodies line up in the sky, appearing in close proximity ...