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September 2005 | Astronomy.com

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September 2005

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September 2005

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

What happens when galaxies collide?

by Elisabeth A. Benchich

Bursts of star formation and tails of debris litter the cosmos whenever galaxies meet.

How the universe has surprised us

by Marcia Bartusiak, Stephen Lowe

Unexpected phenomena have steered astronomy in new directions.

Ready, set, boom!

by Ken Croswell

An expanding bubble enriches the galaxy and may help life begin.

Evolution at the edge

by S. Alan Stern

Astronomers find that comets are not the pristine relics we thought they were.

Discover fallт??s splendid sky sights

by Jane Houston Jones

Colorful doubles and stellar death shrouds are among tonightт??s deep-sky wonders.

The day the Sun disappeared

by David J. Eicher, Michael E. Bakich

Astronomy editors went to two exotic locales to bask in the Moonт??s shadow.

Stalking star clouds

by Daniel B. Phillips

A small telescope and bright sky donт??t stop this imagerт??s hunt for the big and beautiful.

Explore the sky with classic glass

by Mike D. Reynolds

Telescopes from the golden age of observing provide collectors with great views.

Departments

This month in Astronomy

Letters

Bob Berman's strange universe

You do the math

Glenn Chaple's observing basics

Swimming with the Dolphin

Phil Harrington's binocular universe

Open a star window

Online extra

News

The sky this month

A conjunction for the ages

Ask Astro

Stellar lot

Transit of Earth

New products

Book reviews

Coming events

Advertiser index

Resources

Online extra

Reader gallery

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Searching for Far Out and Wandering Worlds

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An artificial comet holds secrets to Earths life

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Young super-Jupiter found wandering without a parent

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Searching for aliens who already know we're here

A gamma-ray burst hints that LIGO's double black holes started as one massive star

Pluto's largest moon may have once had an ocean

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