Big Bang News

The latest observations of swirls in the cosmic microwave background have validated the leading theory of how the cosmos came to be. Read our coverage to find out how this affects our understanding of the universe. Plus, get a heads up for two close conjunctions in early July as Mars and Saturn approach the Moon in the evening sky. And for the expert observer, learn what deep-sky wonders should make your observing list this summer.

Feature Articles

Steffen Richter / BICEP Collaboration

What's Next for Inflation Cosmology

A new window has opened on what made th Big Bang. A new branch of astronomy is beginning to peer through it.
By Alan MacRobert

Cities from Space

Images taken from space can tell us a lot about light pollution.
By Scott Kardel

The Case for Structured Observing

Rigorous goals and methods can enhance your stargazing experience greatly.
By Tristan J. Schwartz

Are Observing Programs for You?
The Astronomical League has a project for every taste and skill level. .
By Ted Forte

Star-Testing Your Telescope
The stars that entice us can also help us optimize our telescopes.
By Alan French

Probing the Planets
Explore hidden details in the solar system with specialized filters.
By Christophe Pellier

Beyond the Printed Page

London as seen from space
ESA/NASA / Rex Features

What’s Next for Inflation Cosmology: Further Reading
by Alan MacRobert
Our print article just scratches the surface of what BICEP2 results mean for cosmology. Here are some more online resources.

Watch a Star Wink Out by Alan MacRobert
Find the maps and finder charts you'll need to see the asteroid occultation of July 19, 2014.

How to Read the Night Sky by Alan MacRobert
Use the chart found in every issue (or use our online Interactive Sky Chart) to find your way in the night sky.

Lunar Librations by Sean Walker
Librations and other lunar data for July 2014.


Jean-Charles Cuillandre (CFHT), Hawaiian Starlight, CFHT

The Fabulous Five
The globular clusters of summer are amazing to view.
By Fred Schaaf

Illuminating Earthshine
The pale glow on the Moon can teach us about Earth's changing climate.
By J. Kelly Beatty

The Snake and Its Eggs
Southernmost Ophiuchus contains some of the sky's best dark nebulae.
By Alan Whitman

Table of Contents
See what else July's issue has to offer.


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