Features

Angry Giants of the Universe

Luminous blue variables are the biggest, brightest, and most unstable stars in the universe.

Diving into Europa’s Ocean

A global sea apparently lies beneath the ice-covered surface of this jovian moon. Now scientists ponder whether this ocean could prove to be a reservoir of life.

Frozen Assets

Europa’s not the only place in our solar system besides Earth with water ice on its surface.

Blazing a Trail to the Red Planet

An Independence Day touchdown brought Mars Pathfinder and its incredible images to a hungry public.

It’s Only Rocket Science

Sounding rockets provide astronomers with a unique view of Comet Hale-Bopp.

You Ain’t Seen Nuthin’ Yet

Have we learned all there is to know about the universe? Not by a long shot.

A Lesson from Hollywood

Here’s how to get your friends and acquaintances to feel the same rush you feel at the eyepiece.

Small Scope, Big Sky

ASTRONOMY test drives the Ranger and Pronto – two portable 70mm refractors that offer superb optics.

Ask Astro

We answer your questions about the universe.

Catch the Capital View

Washington, D.C., is more than the seat of government, it’s a great place for astronomy buffs to explore.

Taking the Big Test

From dwarf galaxies to gravitational lenses, these seven objects will challenge the eagle-eyed observer.

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