Sky at Night - December 2011
English | PDF | 108 pages | 29.4MB
Sky at Night magazine is your practical guide to astronomy. Each issue features the world's biggest and best night sky guide complete with star charts, observing tutorials and in-depth equipment reviews to ensure that amateur astronomers never miss those must-see events.
CONTENTS
FEATURES
06 Eye on the sky
32 Secrets of the Moon
Revealed: the startling new advances in our understanding of Earth's satellite.
41 Christmas gift guide
Writing your Christmas list? Then read our guide to this year's must-have astro presents.
62 Eta Carinae
How much do we really know about the brightest variable star in the Milky Way?
67 Chasing the ISS
How to capture amazingly detailed images of the ISS from your back garden.
74 Beginners' guide to...
Go-To telescopes
Scopes that do the hard work for you. .
84 Stargazing LIVE needs you!
How your local astronomy society can get involved in BBC TV's live extravaganza.
REGULARS
11 Bulletin
The latest astronomy and space news.
21 Patrick Moore
This month, Patrick describes the techniques he used to m fl sketch details on the Moon.
24 Interactive
Your letters and emails.
28 Hotshots
Our pick of your best astro images.
78How to...
Use a polarscope to align your mount.
82 Scope doctor
Your astro equipment questions answered.
87 What's on
Astronomy events across the UK.
91 Reviews
First light
We put the Istar Perseus AT150-12 achromatic refractor to the test.
Group test
Hour 8-inch Newtonian reflectors go head-to-head in our imaging tests.
104 Glossary
106 What I really want to know is...
Can we find new neighbours for the Sun?
