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September 2015 | Astronomy.com
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September 2015

ASY150901
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

Starmus will honor Stephen Hawking in 2016

Next summer, the science festival will revolve around the life of the renowned theoretical physicist.

Multiverses: Science or science fiction

Bob Berman explores the strange ideas that drive theorists to believe in parallel universes.

Web Extra: What happens if string theory is wrong?

An increasing number of physicists are skeptical that string theory can unite the fundamental forces of nature.

Rendezvous with an evolving comet

As Comet 67P/Churyumov-Gerasimenko heads closer to the Sun and grows more active, the Rosetta and Philae spacecraft scrutinize its complex behavior.

Web Extra: Under Rosetta's watchful eye

The European Space Agency’s Rosetta spacecraft continues to beam back stunning images of Comet 67P/Churyumov-Gerasimenko from its perch above the icy visitor.

The weirdest star in the universe

Astronomers dreamt up the idea of Thorne Zytkow objects — dead stars inside dying stars — in the 1970s. Only recently have they tracked one down.

Web Extra: Black widow star destroys its mate

In a rare and destructive binary system, a rapidly spinning neutron star known as a pulsar is tightly paired with a low-mass normal star, upon which the pulsar feeds.

Eclipse of the Super Moon

On September 27, the biggest Full Moon of the year will pass through Earth’s shadow.

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