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 1989

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

Do Brown Dwarfs Really Exist?

Though astronomers know what they're looking for, they have yet to find an indisputable brown dwarf.

Venus Unveiled

Magellan, to be launched this month by the space shuttle, will show us what Venus is really like beneath the clouds.

Reading the Colors of the Stars

Astronomers unlock the secrets of stars by reading between the lines of starlight.

Departments

Behind the Scenes
Letters
Viewpoint
AstroNews
Space News
Amateur News
Reader Reports
Forum
Astronomy Books
Meetings and Events
Readings and Resources
Credits
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...