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FEATURED ARTICLES |
Exploring Caves on Other Worlds
Future colonists on the Moon and Mars will initially live in caves. That’s why scientists today are on the lookout for underground passages.
By Robert Zimmerman
Liquid Astronomy
The Large Zenith Telescope’s mercury mirror provides critical insights for next- gen instruments.
By Eagle Gamma
Remembering Comet Kohoutek
“The Comet of the Century” proved
to be anything but.
By Dean Regas
The Future of Amateur Science
In a roboscope-dominated future, backyard observers will still play an important role in astronomical research.
By Pamela Gay
Top 10 Neglected Deep-Sky Wonders
Hidden in plain sight, why aren’t these familiar old favorites?
By James Mullaney
Imaging the Messier Marathon
Two telescopes, 110 targets, and one night to shoot them all.
By Alex McConahay
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BEYOND THE PRINTED PAGE |
Caves on the Moon and Mars
See more tantalizing images of openings into other worlds.
By Robert Naeye
Get Involved in Amateur Astronomy Research
Join amateur research projects, such as the Z CamPaign and Target Astroids. Don't have a telescope? Get online access or join one of dozens of online citizen science projects.
By Pamela Gay
Anti-Freeze Telescopes
Mercury isn't the only liquid that's found itself in a telescope.
By Kelly Beatty
Lunar Librations
Librations and other lunar data for April 2013
By The Editors of Sky & Telescope
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ALSO IN THIS ISSUE |
Saturn Rules the Night
The ringed planet comes to opposition in late April.
By Fred Schaaf
April’s Lyrid Meteors
Dodge the Moon to catch this not-so-predictable April shower.
By Alan MacRobert
The Ghost of Jupiter
Hydra hosts an assortment of galactic and extragalactic objects.
By Sue French
Table of Contents
See what else April's issue has to offer.
