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.
Hubble’s greatest hits
The world’s favorite orbiting observatory has transformed our knowledge about exoplanet atmospheres, the fate of the universe, and almost everything in between.
How the Ritchey-Chrétien telescope was born
George Ritchey had great vision and skill. Henri Chrétien was a brilliant astronomer and optical engineer. Together, they created one of today’s best telescope designs.
Do all galaxies have dark matter?
The discovery of two ghostly galaxies created quite a hullabaloo in the astronomical community. But the jury’s still out on what’s really going on.
Secrets of the Northern Pinwheel Galaxy
Think you know the big spiral M101? Take a deep dive into its myriad details, and you’ll know it like never before.
Explore the Moon at First Quarter
If you’re just starting out, our natural satellite makes a tempting target in the evening sky.
Run a Messier marathon
Seeing all 109 objects in one night should be on your observing bucket list.
Sky this Month
Venus sidles up to Uranus
StarDome and Path of the Planets
In Every Issue