Add Yahoo as a preferred source to see more of our stories on Google. photo showing light pollution in a city versus the dark night skies visible in the countryside Astronomers are once again ringing ...

Light Pollution Is Erasing the Night Sky and It’s Affecting More Than Astronomy ...

Outdoor lighting for buildings, roads and advertising can help people see in the dark of night, but many astronomers are growing increasingly concerned that these lights could be blinding us to the ...

COUDERSPORT, Pa. — Up a winding road that cuts through the Allegheny Plateau, hundreds of amateur astronomers in campers and pickups stream into northern Pennsylvania each spring and summer in search ...

David L. Crawford, an astronomer and one of the pioneers of the modern dark-sky movement, died peacefully July 22 in Carlsbad, California. During a decadeslong tenure at Kitt Peak National Observatory ...

The sky may brighten by a factor of two to three due to reflection of sunlight off megaconstellation satellites, a new report finds. When you purchase through links on our site, we may earn an ...

This story is part of the Grist series Coming to our Senses, a weeklong exploration of how climate change is reshaping the way we see, hear, smell, touch, and taste the world around us. The beginning ...

Satellite internet constellations like Starlink are big trouble for astronomers. They want regulators to do something about it before SpaceX and its competitors send thousands more satellites into ...