Sky and Telescope - April 2018 - Cover1

DEEP-SKY WONDERS:
A Lion's Share of Galaxies

DIY: Lens Masks
for Your Camera

METEOR SHOWER:
Good Year for the Lyrids

PAGE 54

PAGE 66

PAGE 48

THE ESSENTIAL GUIDE TO ASTRONOMY

The

First

Galaxies
How Did They Light Up
the Universe? PAGE 14
Can Nearby Dwarfs Help
Us Find Out? PAGE 22
MAYAN ASTRONOMY:

Kings Crowned
by Comet
PAGE 36

TEST REPORT:

SkyWatcher's
Big Go To Dobs
PAGE 58

APRIL 2018

skyandtelescope.com

Galaxy Cluster in the
Serpent's Curves

How to Grind
Your Own Lenses

PAGE 30

PAGE 70



http://www.skyandtelescope.com

Sky and Telescope - April 2018

Table of Contents for the Digital Edition of Sky and Telescope - April 2018

Contents
Sky and Telescope - April 2018 - Cover1
Sky and Telescope - April 2018 - Cover2
Sky and Telescope - April 2018 - 1
Sky and Telescope - April 2018 - Contents
Sky and Telescope - April 2018 - 3
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