Tonight's Sky
Sun
Sun
Moon
Moon
Mercury
Mercury
Venus
Venus
Mars
Mars
Jupiter
Jupiter
Saturn
Saturn

Tonight's Sky — Change location

OR

Searching...

Tonight's Sky — Select location

Tonight's Sky — Enter coordinates

° '
° '

April 1994

The world's best-selling astronomy magazine offers you the most exciting, visually stunning, and timely coverage of the heavens above. Each monthly issue includes expert science reporting, vivid color photography, complete sky coverage, spot-on observing tips, informative telescope reviews, and much more! All this in an easy-to-understand, user-friendly style that's perfect for astronomers at any level.

Features

Exploring Small Volcanos on Mars

Olympus Mons may get the headlines, but the smaller Martian volcanos are beginning to speak to scientists about the history of the Red Planet.

Here's Looking at Ida

When the Galileo spacecraft flew past the asteroid Ida, it discovered a magnetic field and some other surprises.

An Infrared View of Our Universe

Sophisticated new detectors reveal stunning details in familiar galaxies and nebulae.

Hubble Better Than New

The verdict is in, and Hubble's vision is sharper than anyone dared hope.

Sky Almanac

Spy a razor-thin crescent Moon on the evening of April 11, then watch the next night as a slightly fatter crescent Moon passes Venus.

High-Impact Astrophotography

Here's how to capture fine details in your planetary photos.

November's Colorful Eclipse

Observers noted a wide range of colors on the face of last November's eclipsed Moon.

Jupiter's Magnificent Show

Backyard astronomers will love observing Jupiter's active atmosphere as they prepare for the impact of Comet Shoemaker-Levy 9 in July.

Hats, Hockey Sticks, and Humpbacks

The spring sky will show you that not all edge-on galaxies look alike.

Departments

Behind the Scenes
Letters
Viewpoints
AstroNews
Amateur News
Reader Reports
Astronomy Books
New Products
AstroBytes
Readings and Credits
Meetings and Events
Advertiser Index
ADVERTISEMENT

FREE EMAIL NEWSLETTER

Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter.

ADVERTISEMENT
ADVERTISEMENT
BoxProductcovernov

Click here to receive a FREE e-Guide exclusively from Astronomy magazine.

Find us on Facebook

Loading...