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August 2015 | Astronomy.com

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August 2015

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August 2015

ASY150801

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

Searching for the universeт??s background glow

by Liz Kruesi

The cosmos is awash in the faint light of the extragalactic background. Where does it all come from?

Web Extra: Gamma raysт?? long road toward Fermi

by Korey Haynes

Watch a gamma ray travel from its source in a faraway galaxy, through the extragalactic background, and finally to Earth, where the Fermi telescope can measure it.

A fresh look at Mars

by Jim Bell

Seven spacecraft continue to scour the Red Planet for signs of ancient water and conditions conducive to life.

Web Extra: Through the eyes of the magnificent seven

by Richard Talcott

An armada of spacecraft continues to explore the Red Planet, revealing deep-held secrets and raising new mysteries.

Kitt Peak Observatoryт??s second chance at life

by Eric Betz

The next generation of mega telescopes promises to democratize astronomy, but aging national observatories must redefine their relevance to survive the revolution.

Web Extra: How Big Bang ripples make the ideal cosmic ruler

by Eric Betz

Astronomers will make a 3-D map of the universe thanks to sound waves from the beginning of time called baryon acoustic oscillations.

Finding our place in the Milky Way

by Alan Goldstein

Aristarchus and Copernicus were the first to challenge Earth’s position at the center of creation but certainly weren’t the last.

Witness totality from Indonesia

by Michael E. Bakich

A spectacular adventure awaits those who tour Bali and see the March 9, 2016, total solar eclipse.

Target asteroids with your binoculars

by Vincent S. Foster

Seeing small objects through small optics is easier than you might think.

Web Extra: 25 asteroids to spot through binoculars

by David S. Foster

These targets are all brighter than 10th magnitude, so you can observe them easily with both eyes.

Tour 10 fall binocular treats

by Phil Harrington

Take your binoculars to a dark site this season, and you’ll enjoy a night of easy observing.

Web Extra: Tour 10 autumn binocular highlights

by Phil Harrington

Grab your binoculars and point them at a famous star, several open clusters, a globular cluster, and an enigmatic galaxy.

Astronomy tests Daystarт??s Quark

by Michael E. Bakich

Ease of use, extreme portability, and a great price make this Hydrogen-alpha solar filter one to consider.

Columns

Mystery men of the Perseids

by Bob Berman

A false dichotomy

by Jeff Hester

Here comes the Sun

by Glenn Chaple

The "Aristarcus X"

by Stephen James O'Meara

Field of view indicators

by Adam Block

Departments

Sky this Month

Perseids reign supreme

StarDome and Path of the Planets

Ask Astro

Europan tides

Boulders on comets

The universeт??s center

Rogue star

In Every Issue

From the Editor
Letters
New Products
Advertiser Index
Breakthrough

Snapshot
Astro News
Web Talk
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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Tour Iceland's fire, ice, and aurora with Astronomy!

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Join Astronomy for America's 2017 total solar eclipse!

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