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

The light stretched over plains, volcanoes and small towns ... They are usually defined as being brighter than the moon in the night sky.

For more than a millennium, Orthodox Christian monks have woken up in the predawn darkness to start their day with prayer at ...

Find out what's up in your night sky during April 2025 and how to see it in this Space.com stargazing guide. Looking for a telescope for the next night sky event? We recommend the Celestron ...