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January 1991
This issue is currently out of stock and will not be reprinted.
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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 A Star That Breaks All the Rules By
Ken Croswell What is Gliese 890 and why is it behaving so strangely? Some astronomers think it's because this unusual star is a runaway from the Pleiades. |
pg. 28 |
Magellan Scores at Venus By
David J. Eicher TGhe new images are a revelation. Magellan's radar eyes are transforming Venus from cloud-draped mystery to tack-sharp clarity. |
pg. 34 |
ASTRONOMY Sky Almanac Stand in the Shadow of an Asteroid By
Peter L. Manly There are two opportunities this month to reach out and measure the size of an asteroid from your backyard. |
pg. 54 |
Watch Jupiter's Moons Play Tag By
John E. Westfall Now you see it, now you don't - that's the story with Jupiter's moons this year during their rare series of mutual eclipses. |
pg. 58 |
Sneak Previews: Your 1991 Sky Guide By
Alan Dyer Mark your calendars. Plan your vacations. Here's your month-to-month guide to the best celestial events of 1991. |
pg. 64 |
Levy's Magnificent Comet By
David J. Eicher Astrophotographers captured the best comet of 1990 in a beautiful gallery of astronomical portraits. |
pg. 76 |
Departments Behind the Scenes Letters Viewpoint A Tale of Two Kitties AstroNews An Ancient Martian Basin Space News Ulysses Off to the Sun Amateur News Variable Star Observers Meet Reader Reports Instant Astrophotography New Astronomy Products Product Reviews Three Great Eyepieces Astronomy Books Meetings and Events Readings and Resources Credits Advertiser Index
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