March 2010

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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.

Features

New visions reveal the violent universe

By Francis Reddy

The Fermi Gamma-Ray Space Telescope is peering into active galaxies, pulsars, and gamma-ray bursts — and even quantum gravity.

pg. 24

Web extra: Watch a pulsar's plasma erupt

By Richard Talcott

Scientists using NASA's Fermi Gamma-ray Space Telescope have discovered pulsars that apparently pulse only in gamma rays.

What we've learned about a strange new world

By Michael Carroll

Cassini's 5-year exploration has revealed the saturnian moon's atmosphere, mountains, dunes, rivers, lakes, and seas. And we should expect many more discoveries.

pg. 30

Web extra: Titan: Earth's cousin?

By Liz Kruesi

This saturnian moon could be the Earth of the outer solar system.

Astronomy's 5 big questions

By David J. Eicher

Science now looms closer than ever to solving the biggest mysteries in the universe.

pg. 45

Web extra: 5 more astronomy questions

By David J. Eicher

Find answers to questions about the number of planets in the solar system, the search for extraterrestrial life, and more.

Totality crosses Easter Island