Top 10 space stories of 2007
A brilliant comet stunned southern skywatchers, astronomers uncovered the most earthlike exoplanet yet, and physicists prepared to awaken their biggest machine ever.
By Francis Reddy
The biggest planet's 5 deepest mysteries
From its inner core to its far-ranging magnetic field, Jupiter tightly guards its secrets.
By Michael Carroll
Illustrated: Earth impacts at a glance
Asteroids and comets have slammed into our planet innumerable times. Here's where they've hit.
By Francis Reddy
Observe celestial odd couples
Double your pleasure by spotting two types of deep-sky objects at the same time.
By Alan Goldstein
New pictures from old plates
Colorizing Digitized Sky Survey images creates a new world of astronomical portraits.
By Charles Shahar
A wide-field imager's dream scope
Tele Vue's NP101is delivers ultra-sharp images.
By Jim Burnell
Astronomy, 2008, January