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April 1994 |
Subscribe today and save! 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 By
Mark S. Robinson Olympus Mons may get the headlines, but the smaller Martian volcanos are beginning to speak to scientists about the history of the Red Planet. |
pg. 30 |
Here's Looking at Ida By
Robert Burnham When the Galileo spacecraft flew past the asteroid Ida, it discovered a magnetic field and some other surprises. |
pg. 38 |
An Infrared View of Our Universe By
Ian Gatley Sophisticated new detectors reveal stunning details in familiar galaxies and nebulae. |
pg. 40 |
Hubble Better Than New By
Dave Bruning The verdict is in, and Hubble's vision is sharper than anyone dared hope. |
pg. 44 |
Sky Almanac By
Deborah Byrd, Rick Shaffer 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. |
pg. 50 |
High-Impact Astrophotography By
Mark J. Coco Here's how to capture fine details in your planetary photos. |
pg. 64 |
November's Colorful Eclipse By
Dave Bruning Observers noted a wide range of colors on the face of last November's eclipsed Moon. |
pg. 68 |
Jupiter's Magnificent Show By
Jose Olivarez Backyard astronomers will love observing Jupiter's active atmosphere as they prepare for the impact of Comet Shoemaker-Levy 9 in July. |
pg. 74 |
Hats, Hockey Sticks, and Humpbacks By
Kenneth Hewitt-White The spring sky will show you that not all edge-on galaxies look alike. |
pg. 80 |
Departments Behind the Scenes Getting Ready for Comet Shoemaker-Levy 9 Letters Viewpoints My Field of Dreams, an interview with comet hunter David H. Levy AstroNews - Simulating the Impact of Comet Shoemaker-Levy 9 - COBE Shuts Down - Galaxy Cluster Caught in Act of Forming - Probing the Universe from the Ocean Floor - Galileo Finds Life on Earth - Protostar Found in Ophiuchus? Amateur News - Astronomy Day Turns 21 - Near-Earth Asteroid Project Reader Reports Photographing the Summer Milky Way Astronomy Books New books include a beginner's guide to amateur astronomy and biographies of two pioneering astronomers, Bart Bok and George Ritchey New Products - Moon Observer's Planner - Color Filter Wheel for Astrophotography - Meteorite Collecting Kit - Spotting Scopes from Optolyth AstroBytes Hidden Image uncovers details in your astro-images Readings and Credits Meetings and Events Advertiser Index
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