Astronomy - USA (2022-06)

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16 COVER STORY


The very hungry universe


When it comes to


understanding the formation


of galaxies, solar systems,


or planets, accretion is


what brings it all together.


ARWEN RIMMER


24


Exoplanets: How we


discovered other worlds


Th e fi eld of exoplanets has


sprung up nearly overnight.


What does the wealth of new


discoveries tell us about the


worlds circling our own Sun?


BRIAN MAY, PATRICK MOORE,


CHRIS LINTOTT, AND


HANNAH WAKEFORD


32


Sky This Month


A planetary extravaganza.


MARTIN RATCLIFFE


AND ALISTER LING


34
Star Dome and
Paths of the Planets
RICHARD TALCOTT;
ILLUSTRATIONS BY ROEN KELLY

40
Mapping the Moon
While most of us will never
set foot on the Moon, maps
can transport us there.
RAYMOND SHUBINSKI

46
First scopes for adults
If you’re new to observing,
you don’t need to buy the
best telescope — just the
one you’ll use the most.
PHIL HARRINGTON

52
Zero in on a hero
Star clusters and galaxies
will keep you looking at
Hercules all night long.
MICHAEL E. BAKICH

54
The CMOS
revolution is here
A new type of camera
may signal the future of
astroimaging. TONY HALLAS

62
Ask Astro
When black holes collide.

IN EVERY ISSUE


From the Editor 4


Astro Letters 6


New Products 61


Advertiser Index 61


Reader Gallery 64


Breakthrough 66


FEATURES


JUNE 2022
VOL. 50, NO. 6

Astronomy (ISSN 0091-6358, USPS 531-350)
is published monthly by Kalmbach Media
Co., 21027 Crossroads Circle, P. O. Box 1612,
Waukesha, WI 53187–1612. Periodicals postage
paid at Waukesha, WI, and additional offices.
POSTMASTER: Send address changes to
Astronomy, PO Box 8520, Big Sandy, TX 75755.
Canada Publication Mail Agreement #40010760.

Go towww.Astronomy.com
for info on the biggest news and
observing events, stunning photos,
informative videos, and more.

ONLINE
FAVORITES

7


QUANTUM GRAVITY
Get the scoop on
fi laments at the center of
the Milky Way, Proxima
Centauri’s third planet,
SpaceX’s response to
potential collisions, and
other galactic news.

COLUMNS


Strange Universe 12
BOB BERMAN

Binocular Universe 14
PHIL HARRINGTON

Observing Basics 15
GLENN CHAPLE

Secret Sky 60
STEPHEN JAMES O’MEARA

ON THE COVER
Material from an accretion disk
swirls around the young star
FU Orionis in this artist’s concept.
NASA/JPL-CALTECH

Picture of
the Day
Gorgeous
photos from
our readers.

Sky This
Week
A daily digest
of celestial
events.

My Science
Shop
Perfect gifts for
your favorite
science geeks.

Trips and
Tours
Travel the world
with the staff of
Astronomy.

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