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January 2000

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.

Features

The Evolving Sun

In this special issue, ASTRONOMY takes a detailed look at our star.

Curtain Call

The sun may seem a constant source of light and heat, but within a billion years it will fry our planet.

Exodus from Earth

Before our home world becomes uninhabitable, we'll be forced to seek a new home among the stars.

When the Solar Wind Blows

Jo Ann Joselyn, who predicts the effects of the sun on Earth and in space, looks forward to a busy year.

Quaking Sun

A pioneer in the tongue-twisting field of helioseismology, Jack Harvey probes the sun's dynamic interior.

Underground Astronomer

For three decades, Raymond Davis has searched for solar neutrinos from beneath the Black Hills, yet he can't find as many as theory predicts.

Celestial Portraits: Perseus and Taurus

You won't regret spending a chilly winter night exploring the big, bright star clusters in these constellations.

Deconstructing the Millennium

The passage of a thousand years may seem like a big deal, but it's really just a relic of our counting system.

Ten Top Picks

Sure, Comet Shoemaker-Levy 9 and the 1991 solar eclipse were awesome, but did they crack our list of the century's best sky events?

The Sunny Side of Stargazing

This year promises to be a good one for observers of our daytime star, as sunspot activity peaks.

Departments

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