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2009

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.
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Science

Have astronomers seen massive young clusters like the Milky Way’s Arches Cluster in other spiral galaxies?

Observing

Long views of Mars and Saturn

Solar System

Ask Astro web extra: Our Sun appears yellow, but the sky isn’t. Why?

Science

What’s that meteorite?

Science

Bob Berman’s Strange Universe: Why is Neptune so ugly?

Astrophotography, Observing, Observing Basics

Glenn Chaple’s Observing Basics: Astroimaging 101

Stars

Is it true that there are more stars in the universe than there are grains of sand on Earth? How could one calculate such figures?

Observing

Name that crater

Exoplanets

Watch exoplanet HD 189733b in action

Exoplanets

What is the largest rocky extrasolar planet ever found and its size comparison to Earth?

Robotic Spaceflight

Why can’t the recently launched Herschel Space Telescope produce sharper images than the Spitzer Space Telescope?

Science

The year’s big stories

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