Astronomy

This map unfolds the entire night sky from sunset (at right) until sunrise (at left).

Arrows and colored dots show motions and locations of solar system objects during the month.

Jupiter’s moons

Io

Europa

S

WE

N

Ganymede

Callisto

ILLUSTRATIONS BY

ASTRONOMY

: ROEN KELLY

AUR

LYN

GEM

CNC

ANT

CRT HYA

SEX

LEO

LMi

UMa

CEN

CRV

COM

CV

BOÖ

VIR

ORI

CAE

COL

LEP ERI

CMi

CMa

MON

PUP

PYX

VEL

Objects visible in the evening

Early eveningEarly evening

Jupiter

Venus

Mercury

Ceres Sun

24 23 22 21 20 19 18 17 16 15 14 13

1 2 3 4 5 6 7 8 9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

Europa

Callisto

Io

Ganymede

Jupiter

Mercury

Superior conjunction

is June 5

Ceres

Earth

Summer solstice

is June 21

Mars

Uranus

Neptune

Pluto

Venus

Jupiter

Jupiter

Saturn

Opposition

is June 27

WWW.ASTRONOMY.COM 41

Dots display positions

of Galilean satellites at

11 P.M. EDT on the date

shown. South is at the

top to match

the view

through a

telescope.

To locate the Moon in the sky, draw a line from the phase shown for the day straight up to the curved blue line.

Note: Moons vary in size due to the distance from Earth and are shown at 0h Universal Time.

The planets

in their orbits

Arrows show the inner

planets’ monthly motions

and dots depict the outer

planets’ positions at mid-

month from high above

their orbits.