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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.
Galaxies Colliding in the Night
Welcome to the real universe, where giant galaxies devour their neighbors and collisions may give birth to black holes.
Galileo's Dazzling Flyby
The intrepid spacecraft's first orbit of Jupiter found it imaging cracked, icy Europa, volcano-ravaged Io, and the Great Red Spot.
The Moon's monthly trek across the sky brings it close to four bright planets and two fine star clusters.
A Deep-Sky Romp Through Fall Skies
Hop your way among the stars to the best clusters, nebulae, and galaxies the autumn sky has to offer.
It's Hip to Be Square
The Great Square of Pegasus, the body of a celestial horse and autumn's most prominent asterism, harbors a wealth of intriguing objects for the naked eye, binoculars, and telescope.
Exploring Cassiopeia's Bright Clusters
Nearly overhead on November evenings, this stunning constellation holds dozens of the Milky Way's finest star clusters.
A Winter Rich in Meteors
The next three months offer three meteor showers worth your attention: the possibly stormy Leonids, the always reliable Geminids, and the frigid-weather Quadrantids.
Behind the Scenes
ASTRONOMY's New Leadership Team
Mars on Earth!?
- Hubble Spots Most Distant Galaxies?
- Solar System Rock Exchange
- Space Shots of the Aurora
- The Sharpest Visual Images
- Galileo Shoots Close-up of Ganymede
- Rounding the Sun
- Free-flying Globulars
- CCDs at Center Stage
- Conference on Light Pollution
Cosmic Tourist Bureau
- Observer 2.0 Level 2
- Megastar 3.0
- Starry Night
Meetings and Events
Resources & Photofacts
- Tripod Wheel Frame
- Astronomical Checks
- Keychain Red Light
- Astronomy Telecourse
Good Things Come in Threes
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