Your Guide to the Universe

StarDate magazine keeps you in touch with the universe with detailed skywatching information, in-depth features, the latest astronomy news, and more. Six issues per year, including the Sky Almanac issue in January! Subscribe today!

Current Issue: March/April 2015

Astronomy and the Second World War

Astronomers and observatories made important contributions to the war effort, many of which played key roles in post-war science

Betelgeuse Behaving Badly

The famous star has befuddled modern astronomers and those of old with its behavior, but recent observations and computer models are helping to explain it

In Every Issue

• Skywatching highlights and star charts to help you keep tabs on the sky
• Merlin answers your most compelling questions about the universe

Download a sample issue (PDF)

In the Next Issue

Our Summer Reading Issue is coming your way in May. We’ll recommend new books in astronomy and space science, and bring you feature-length excerpts from some of our favorites. And of course, we’ll bring you tips to start your summer stargazing.