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September 2006 | Astronomy.com
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September 2006

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

Tales from the dark side

by Steve Nadis
Dark energy powers the accelerating universe and pervades space, but no one knows what it is.

Online extra: Dark energy: a quirk of gravity?

by Steve Nadis
Large-scale flaws in general relativity could mimic dark energy's effects.

A wrinkle in space-time

by Adam Frank
Peering into the Big Bangò??s earliest moments is every cosmologistò??s dream. Detecting gravitational waves will make it a reality.

The universe is in the details

by Scott Wakely
The intersection of astronomy and particle physics holds the answers to some of the universeò??s most exciting questions.

Online extra: Particle astrophysics preview

by Liz Kruesi
The coming year will be an exciting one for the field of particle astrophysics.

Faster than a speeding bullet

by Richard Talcott, Roen Kelly
Superman would be hard-pressed to match the speed of most objects in space.

How to observe exploded stars

by Steve Gottlieb
Massive stars die in fantastic style. Their remains form spectacular telescopic sights.

Yankee digital dandy

by Bob Fera
Yankee Roboticsò?? new CCD camera combines maximum sensitivity and low noise at a great price.

Glimpse the great ring of fire

by Martin Ratcliffe
On September 22, shadow-chasers will trek south to view an annular eclipse of the Sun.

Online extra: All about solar eclipses

by Laura Layton
Whether partial, total, or annular, a solar eclipse offers spectacular sights and a chance to practice your observing skills.

Big results from a small package

by Robert Reeves
Tele Vueò??s TV-60is offers easy high-resolution astroimaging.

Online extra: Book reviews

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Ask Astro

Is there any way photons could contribute to the mysterious dark matter?

What typical magnifications did 19th-century observational astronomers use for lunar and planetary viewing?

If nothing can travel faster than light, and the universe is 13.7 billion years old, how can two galaxies lie 10 billion light-years from us in opposite directions?

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