Features

Into Another Dimension

Strap on your 3-D glasses and watch the solar system and the deep sky come to life as we present three stories filled with wondrous three-dimensional images.

Back to Mars

The Mars Pathfinder mission may have shut down in 1997, but scientists continue to pore over the images and data returned from a martian flood plain.

Seeing the Depths of the Universe

Distant galaxies, glowing nebulae, glittering star clusters, and more highlight Akira Inaka’s impressive gallery of astrophotos.

Earth Is a Planet, Too

NASA’s Shuttle Radar Topography Mission returned 270 megabytes of data every second, letting scientists create topographic maps of 80 percent of Earth’s landmass.

Space Junk

Even a particle of dust packs a wallop when it hits at 22,000 miles per hour. And with 5,500 tons of man-made objects in Earth orbit, collisions will occur.

Stars Shine over Tinseltown

The greater Los Angeles area boasts Griffith Observatory, Mt. Wilson, the Jet Propulsion Laboratory, and – surprise – some of the best skies in North America.

Departments

Behind the Scenes
Talking Back
AstroNews
Sky Show
Strange Universe
Star Stuff
Looking Ahead
Advertiser Index
Hot Shots
Ultimate Exposure