Sky & Telescope - January 2022 - 2

CONTENTS
THE ESSENTIAL GUIDE TO ASTRONOMY
FEATURES
14 The Comet Highway
A region between Jupiter and
Neptune serves as the on-ramp
for icy bodies entering the inner
solar system.
By Kat Volk
20 A Winter Scavenger Hunt
Transform your observing sessions
by adding a new sense of adventure.
By Ted Forte
Cover Story:
28 Choosing the Best Lenses
for Nightscapes
When nightscape photos fall short
of expectations, chances are the
problem is the lens.
By Alan Dyer
34 Untangling the Cosmic Web
Astronomers are slowly mapping
the long-hidden filaments that
connect galaxies.
By Govert Schilling
58 The First Deep-Sky Atlas
Can a classic star atlas still work for
modern observers?
Ray Harris
34
OBSERVING
41 January's Sky at a Glance
By Diana Hannikainen
42 Lunar Almanac & Sky Chart
43 Binocular Highlight
By Mathew Wedel
44 Planetary Almanac
45 Evenings with the Stars
By Fred Schaaf
46 Sun, Moon & Planets
By Gary Seronik
48 Celestial Calendar
By Bob King
52 Exploring the Solar System
By Thomas A. Dobbins
54 Surburban Stargazer
By Ken Hewitt-White
57 Pro-Am Conjunction
By Diana Hannikainen
ON THE COVER
ONLINE
STARGAZER'S CORNER
Enjoy reader stories of adventures in
astrophotography, eclipse-chasing,
deep-sky marathons, and more!
skyandtelescope.org/
stargazers-corner
Comet NEOWISE over
the Columbia Icefields
in Alberta, Canada
ALAN DYER
2
JOIN THE AAS
Become an amateur affiliate
member of the American Astronomical
Society and help build pro-am
collaboration.
https://is.gd/aas_membership
INTERACTIVE SKY CHART
Find out what the sky looks like for
your time and place. You can also
print the chart as a handout.
skyandtelescope.org/
interactive-sky-chart
SKY & TELESCOPE (ISSN 0037-6604) is published monthly by AAS Sky Publishing, LLC, owned by the American Astronomical Society, 1667 K Street NW, Suite 800, Washington, DC
20006, USA. Phone: 800-253-0245 (customer service/subscriptions), 617-500-6793 (all other calls). Website: skyandtelescope.org. Store website: shopatsky.com. ©2022 AAS Sky
Publishing, LLC. All rights reserved. Periodicals postage paid at Washington, DC, and at additional mailing offices. Canada Post Publications Mail sales agreement #40029823. Canadian
return address: 2744 Edna St., Windsor, ON, Canada N8Y 1V2. Canadian GST Reg. #R128921855. POSTMASTER: Send address changes to Sky & Telescope, PO Box 219, Lincolnshire,
IL, 60069-9806. Printed in the USA. Sky & Telescope maintains a strict policy of editorial independence from the AAS and its research publications in reporting on astronomy.
JANUARY 2022 * SKY & TELESCOPE
MARCH 2018 * SKY & TELESCOPE
S&T TEST REPORT
66 Star-Hop Maker v1.1.0
By Rod Mollise
COLUMNS / DEPARTMENTS
4 Spectrum
By Peter Tyson
6 From Our Readers
7 75, 50 & 25 Years Ago
By Roger W. Sinnott
8 News Notes
12 Cosmic Relief
By David Grinspoon
70 New Product Showcase
72 Astronomer's Workbench
By Jerry Oltion
74 Gallery
83 Event Calendar
84 Focal Point
By Jane Green
January 2022
VOL. 143, NO. 1
JOHAN HIDDING
http://www.skyandtelescope.org/stargazers-corner http://www.skyandtelescope.org/interactive-sky-chart http://www.skyandtelescope.org/stargazers-corner https://www.is.gd/aas_membership http://www.skyandtelescope.org/interactive-sky-chart http://www.skyandtelescope.org http://www.shopatsky.com

Sky & Telescope - January 2022

Table of Contents for the Digital Edition of Sky & Telescope - January 2022

Contents
Sky & Telescope - January 2022 - Cover1
Sky & Telescope - January 2022 - Cover2
Sky & Telescope - January 2022 - 1
Sky & Telescope - January 2022 - Contents
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Sky & Telescope - January 2022 - Cover3
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