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Index to Advertisers<br />
Adorama . . . . . . . . . . . . . . . . . . . . . . . . . . . .35<br />
Ash Manufacturing Co., Inc. . . . . . . . . . . . .35<br />
Astro Haven Enterprises. . . . . . . . . . . . . . . .82<br />
Astro-Physics, Inc.. . . . . . . . . . . . . . . . . . . . .82<br />
Astrodon Imaging . . . . . . . . . . . . . . . . . . . . .81<br />
Astronomics . . . . . . . . . . . . . . . . . . . . . . . . .42<br />
Bob’s Knobs . . . . . . . . . . . . . . . . . . . . . . . . .81<br />
Camera Bug, Ltd. . . . . . . . . . . . . . . . . . . . . .19<br />
Celestron . . . . . . . . . . . . . . . . . . . . . . .9, 17, 19<br />
CNC Parts Supply, Inc. . . . . . . . . . . . . . . . . .80<br />
Diff raction Limited . . . . . . . . . . . . . . . . . . . .15<br />
DiscMounts, Inc.. . . . . . . . . . . . . . . . . . . . . .82<br />
Equatorial Platforms . . . . . . . . . . . . . . . . . . .80<br />
Explore Scientifi c - Bresser . . . . . . . . . . . . . .17<br />
Finger Lakes Instrumentation, LLC . . . . . . .17<br />
Fishcamp Engineering . . . . . . . . . . . . . . . . .82<br />
Focus Scientifi c . . . . . . . . . . . . . . . . . . . . . . .19<br />
Foster Systems, LLC . . . . . . . . . . . . . . . . . . .81<br />
Glatter Instruments . . . . . . . . . . . . . . . . . . .80<br />
Goto USA, Inc. . . . . . . . . . . . . . . . . . . . . . . .13<br />
Hands On Optics . . . . . . . . . . . . . . . . . . . . .79<br />
Hotech Corp.. . . . . . . . . . . . . . . . . . . . . . . . .81<br />
Hubble Optics Sales . . . . . . . . . . . . . . . . . . .81<br />
Hutech Corporation . . . . . . . . . . . . . . . . . . .83<br />
International Dark-Sky Association . . . . . . .79<br />
Into the Wind . . . . . . . . . . . . . . . . . . . . . . . .82<br />
InSight Cruises . . . . . . . . . . . . . . . . .35, 59, 71<br />
iOptron . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7<br />
JMI Telescopes . . . . . . . . . . . . . . . . . . . . . . .81<br />
Khan Scope Centre . . . . . . . . . . . . . . . . .19, 82<br />
Knightware. . . . . . . . . . . . . . . . . . . . . . . . . . .82<br />
Kson . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63<br />
KW Telescope/Perceptor. . . . . . . . . . . . . . . .19<br />
Lunatico Astronomia . . . . . . . . . . . . . . . . . .81<br />
Meade Instruments Corp. . . . . . . . . . . . .5, 88<br />
Northe<strong>as</strong>t Astronomy Forum . . . . . . . . . . . .69<br />
Oberwerk Corp. . . . . . . . . . . . . . . . . . . . . . . .81<br />
Observa-Dome Laboratories . . . . . . . . . . . .69<br />
Oceanside Photo & Telescope . . . . . . . . . . .69<br />
Offi cina Stellare s.r.l.. . . . . . . . . . . . . . . . . . .83<br />
Optic-Craft Machining . . . . . . . . . . . . . . . . .81<br />
Optic Wave Laboratories . . . . . . . . . . . . . . .82<br />
Peterson Engineering Corp. . . . . . . . . . . . . .80<br />
PlaneWave Instruments . . . . . . . . . . . . . . . .83<br />
PreciseParts. . . . . . . . . . . . . . . . . . . . . . . . . .81<br />
Quantum Scientifi c Imaging, Inc. . . . . . . . .59<br />
RTMC Astronomy Expo . . . . . . . . . . . . . . . .79<br />
Santa Barbara Instrument Group . . . . . . . . .3<br />
ScopeStuff . . . . . . . . . . . . . . . . . . . . . . . . . . .81<br />
Sky & Telescope . . . . . . . . . . . . . . . . . . . . . . .42<br />
Society for Astronomical Studies. . . . . . . . .42<br />
Software Bisque. . . . . . . . . . . . . . . . . . . . . . .87<br />
Southern Stars. . . . . . . . . . . . . . . . . . . . . . . .79<br />
Springer US . . . . . . . . . . . . . . . . . . . . . . . . . .71<br />
Starizona . . . . . . . . . . . . . . . . . . . . . . . . . . . .19<br />
Starlight Xpress, Ltd.. . . . . . . . . . . . . . . . . . .15<br />
StarQuest. . . . . . . . . . . . . . . . . . . . . . . . . . . .82<br />
Stellarvue . . . . . . . . . . . . . . . . . . . . . . . . . . . .82<br />
Technical Innovations . . . . . . . . . . . . . . .80, 82<br />
Tele Vue Optics, Inc. . . . . . . . . . . . . . . . . . . . .2<br />
Teleskop-Service Ransburg GmbH . . . . . . .81<br />
Tex<strong>as</strong> Nautical Repair, Inc. . . . . . . . . . . . . . .59<br />
The Observatory, Inc. . . . . . . . . . . . . . . .19, 83<br />
The Teaching Company . . . . . . . . . . . . . . . .11<br />
University of Chicago . . . . . . . . . . . . . . . . . .19<br />
Van Slyke Instruments . . . . . . . . . . . . . . . . .80<br />
Willmann-Bell, Inc. . . . . . . . . . . . . . . . . .80, 82<br />
Woodland Hills Telescopes . . . . . . . . . . . . .10<br />
BOTTOM: MICHAEL COVINGTON; TOP: NASA / GSFC / ARIZONA STATE UNIVERSITY<br />
SkyandTelescope.com<br />
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NASA’s New Moon<br />
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1761’s Transit of Venus<br />
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