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.
Relativity: Right or wrong?
Einstein’s relativity replaced Newton’s gravity. Now observations of black holes might test the limits of Albert’s masterpiece.
Party with the Perseids
This meteor shower is the most famous, and in 2018 it will again be one of amateur astronomy’s great social events.
Voyage to the bottom of an alien sea
The next step in space exploration may be replacing rovers with underwater robots.
Observe deep-sky gems in Cygnus
Dazzling double stars, open clusters, nebulae, and even a galaxy will highlight your summer of viewing the night sky.
We test Sigma’s 20mm lens
This wide-angle lens will let you produce high-quality shots with just a camera and tripod.
Sky this Month
StarDome and Path of the Planets
In Every Issue