DarkSky International in 2016 designated Florida’s Big Cypress National Preserve as the nation’s first preserve to achieve ...

Light pollution is artificial light that's excessive, unnecessary, or disruptive. Learn how it can harm people, animals, and the environment.

A stunning blue light likely caused by SpaceX Falcon 9 rocket fuel illuminated the night skies over Europe on Monday.

"Atmospheric blue light scatters in the air better than many colors; that's why the sky is blue," Barentine said. "It's certainly not going to make the sky-glow situation over the city better any ...

Sky This Week is brought to you in part by Celestron. Friday, July 4Mercury reaches its greatest eastern elongation (26°) ...

SEQUIM — International Dark Sky Week, billed as “a worldwide celebration of the dark and natural night” by Dark Sky International, will be celebrated today through April 28.

The Fourth of July holiday will bring explosive light shows on Friday night, but many folks will see much quieter and calmer ...

Arizona is an ideal spot to see the Milky Way thanks to its numerous dark-sky places. Here's the best time to see - and ...

SEQUIM — International Dark Sky Week, billed as “a worldwide celebration of the dark and natural night” by Dark Sky International, will be celebrated today through April 28. During the past century, ...

Advocates push for darker skies in Central Oregon, hoping to address Bend's "sky glow" or ambient light pollution.

While recent research shows the night sky is getting brighter every year across North America, the Big Bend area in Texas has fended off the light glow that washes out starry nights.