Äîêóìåíò âçÿò èç êýøà ïîèñêîâîé ìàøèíû. Àäðåñ îðèãèíàëüíîãî äîêóìåíòà : http://www.astronomy.com/issues/2007/august-2007
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Ïîèñêîâûå ñëîâà: jupiter's moons
August 2007 | Astronomy.com
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ASY160501

August 2007

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

Jupiter up close and personal

by S. Alan Stern
The New Horizons spacecraft viewed giant storms, erupting volcanoes, ring clumps, and ionized particles as it flew past Jupiter on its way to Pluto.

The ugly side of gravity

by C. RenÓ?e James
Earth's ocean tides, Jupiter's comet-splitting power, and galaxies stripping stars away from neighbors tell the story of gravity's destructive force.

Web extra: Gravity's star-stripping force

by Laura Layton
Watch as a massive galaxy steals stars away from a diminutive satellite.

The Americas' oldest observatory

by Robert Benfer, Larry Adkins
An archaeological dig became an astronomical investigation when a 4,000-year-old temple in Peru revealed its secrets.

Web extra: Uncovering the Fox's story

by Laura Baird
The 4,200-year-old temple unearthed at Buena Vista, Peru, is aligned with the dark-cloud figure of the Fox, but how old is the constellation?

Take the Sharpless Catalog challenge

by Michael E. Bakich
This list of glowing hydrogen clouds provides rewarding targets for eye and camera alike.

Web extra: For serious observers only

by Michael E. Bakich
Plan your observing using the catalog of American astronomer Stewart Sharpless.

Lighthouse of the skies

by Geoff Chester
The U.S. Naval Observatory has blazed a path between sea and sky since its birth in the mid-19th century.

Web extra: U.S. Naval Observatory

by Geoff Chester
USNO's "to do" list includes bigger and better star catalogs and more-accurate atomic clocks.

Spreading astronomy around the world

by Andrew Fraknoi
The 118-year-old Astronomical Society of the Pacific is on a mission.

Astronomy tests Celestron's CPC 1100 GPS

by Mike D. Reynolds
This 11-inch powerhouse puts thousands of celestial targets within your view.

Departments

This month in Astronomy
Beautiful universe
Bob Berman's strange universe

Web extra: No green stars for Johnny

Glenn Chaple's observing basics

Web extra: Angular distances and colors

Phil Harrington's binocular universe

Web extra: Time for tea

Web extra: Phil Harrington's binocular universe (August 2007)

Stephen James O'Meara's secret sky

Web extra: The secret Lagoon

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The sky this month

Web extra: Jupiter rules, meteors flare, and the Moon turns red

Ask Astro

Web extra: Dark-energy source

Web extra: Moon's albedo

Web extra: Expansion or explosion

Web extra: Comet origins

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