Now that your April issue is in hand or on its way, we’ve updated Astronomy.com with our newest Web extras to give subscribers exclusive complementary information on the magazine articles.
Take a sneak peek inside the April 2009 Astronomy magazine.
If you subscribe to Astronomy, make sure you’re registered with Astronomy.com so you can access these great extras.
Here are the highlights:
Senior Editor Richard Talcott explores an animation representing the “cyclic model of the universe” in A cosmos with no beginning or end.
Associate Editor Daniel Pendick explains why scientists still can’t account for about 40 percent of the stuff of stars, planets, and people in The curious matter of the missing matter.
Senior Editor Michael E. Bakich shares a mix of longtime astroimager Jack Newton’s solar and deep-sky photos in Newton’s universe.
Associate Editor Daniel Pendick answers the “Ask Astro” question: How do X-ray telescopes work?
Columnist and Contributing Editor Phil Harrington recommends a few more binocular targets in and around Coma Berenices in All around Coma Berenices.
And for those of you who enjoyed our new department “Astro Confidential,” we’ve included a few thoughts from Lisa Randall, David Helfand, Matt Mountain, and Ann Hornschemeier that didn’t fit in the magazine in Astro Confidential: Extending the conversations.
Of course, we’ve also posted “Bob Berman’s Strange Universe,” “Glenn Chaple’s Observing Basics,” “Phil Harrington’s Binocular Universe,” and “Stephen James O’Meara’s Secret Sky” columns for the April issue, in addition to “The Sky this Month” and “Ask Astro.”