Phoenix (AZFamily)— The first luxury glass-dome glamping experience is now open in Utah, just across the Arizona border. Clear Sky Resorts gives guests a unique way to see the stars just 15 ...

The International Dark Sky Discovery Center expects to open later this year. Here's when you can visit. Don't miss the Dark Sky Festival on March 29.

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...