SKY_July2014.pdf

SkyandTelescope.com July 2014 21 way rather than randomly. Many things can polarize the cosmic microwaves, from Earth’s atmosphe ...

22 July 2014 sky & telescope Big Bang Breakthrough see in the universe today. But it’s still early days, and the BICEP team ...

SkyandTelescope.com July 2014 23 called ns , should be just a few percent less than 1.0. In the simplest version of infl ation, ...

24 July 2014 sky & telescope Big Bang Breakthrough reason the cosmos has to be arranged for the benefi t of this generation ...

Sky-Watcher USA’s collapsible Dobsonians give you more of the three things you want out of a Dob: aperture, portability and valu ...

Saving Our Skies Space Images taken from space can tell us a lot about light pollution. Scott Kardel In 1962, as NASA astronaut ...

LAS VEGAS, PHOENIX & TUCSON ESA’s Cupola module was added to the ISS in 2010. It greatly expanded the station’s window space ...

Saving Our Skies Pointing a camera at Earth’s night side from within the space station, which orbits Earth at 17,500 miles (28,0 ...

THE TWO KOREAS Left: This dramatic image highlights the role of economic development. At the lower right, most of South Korea is ...

Saving Our Skies BEIJING Below: The Chinese capital is home to 21.2 million people. The image from ISS shows that it’s laid out ...

TOKYO Tokyo spreads outward from Tokyo Bay. The city is dotted with intense white light set on a background of bluish-green. Whi ...

Saving Our Skies BERLIN Some 80% of Berlin’s streetlights were destroyed during World War II. The city was divided after the war ...

For 24 years, The Great Courses has brought the world’s foremost educators to millions who want to go deeper into the subjects t ...

34 July 2014 sky & telescope Astronomy with a Plan In my 20 years of experience in the hobby of amateur astronomy, I have se ...

SkyandTelescope.com July 2014 35 years, however, my approach to the hobby has changed, shifting further and further into structu ...

Astronomy with a Plan to discern contrast between regions of an otherwise fea- tureless nebula. Likewise, planetary observers wi ...

SkyandTelescope.com July 2014 37 entrepreneurship is prominent in the public sphere due to websites such as Kickstarter and Indi ...

38 July 2014 sky & telescope IT’S A CLEAR NIGHT. Your scope is set up and pointed skyward. You’re ready to start your observ ...

SkyandTelescope.com July 2014 39 of objects that are either of similar type: globular clusters, open clusters, or planetary nebu ...

40 July 2014 sky & telescope Astronomy with a Plan Beyond that, many programs require the observer to clas- sify the object ...