National parks and designated Dark Sky Places offer excellent opportunities for stargazing and astronomical events. Astrotourism not only provides breathtaking views but also raises awareness ...

Sometimes, under direct sunlight, clouds will appear gray or dark gray against a blue sky or larger backdrop of white clouds. There are usually two reasons for this effect. This latter reason is ...

With more sightings of the northern lights across the U.S. than usual in recent years, now is an excellent time to make the trek to a Dark Sky Place. Even if you don't see the rainbow of colors ...

On Rum, Europe’s newest dark-sky sanctuary, the island’s 40 residents ... with the support of Steven Gray and James Green, two astronomers who started Cosmos Planetarium, a mobile theater ...

“Those are places that are going to be fairly disconnected from large communities, but it’s a place where you’ll see the Milky Way very clearly,” says Dan Oakley, the chair of the Dark Sky ...