2018

The world's best-selling astronomy magazine offers you the most exciting, visually stunning, and timely coverage of the heavens above. Each monthly issue includes expert science reporting, vivid color photography, complete sky coverage, spot-on observing tips, informative telescope reviews, and much more! All this in an easy-to-understand, user-friendly style that's perfect for astronomers at any level.

The Case of the Martian Boulder Piles

Book highlights Pluto’s connection to Lowell Observatory

What’s “overhead”?

Lessons learned

The mind’s siren call

Is this stellar pair marathon-worthy?

Many exoplanets rotate around their sun in days instead of years, as in our solar system. How do you explain this, and how can they maintain their atmospheres with those incredible speeds?

Star clusters in Monoceros

What is the brown dwarf mechanism that allows an energy jet like the one Mayrit 1701117 has?

Since the Sun and Moon move from east to west, why did the eclipse move from west to east?

Observing, Planets

Mercury at its evening best

Why are globular clusters not considered galaxies? How far apart are their stars, and do their magnetic fields affect each other? Can a cluster’s stars have planets, and would you need sunglasses to travel through one?